Bump next from 12.2.4 to 15.3.0 in /examples/web/nextjs (#3396)

Bumps [next](https://github.com/vercel/next.js) from 12.2.4 to 15.3.0.
<details>
<summary>Release notes</summary>
<p><em>Sourced from <a
href="https://github.com/vercel/next.js/releases">next's
releases</a>.</em></p>
<blockquote>
<h2>v15.3.0</h2>
<h3>Core Changes</h3>
<ul>
<li>[dev-overlay] Customize <code>&lt;select&gt;</code> styling for
consistency: <a
href="https://redirect.github.com/vercel/next.js/issues/76973">#76973</a></li>
<li>Upgrade React from <code>029e8bd6-20250306</code> to
<code>0ca3deeb-20250311</code>: <a
href="https://redirect.github.com/vercel/next.js/issues/76989">#76989</a></li>
<li>[metadata]: add pinterest meta tag: <a
href="https://redirect.github.com/vercel/next.js/issues/76988">#76988</a></li>
<li>[dev-overlay] ensure stripping overlay bundle in prod build: <a
href="https://redirect.github.com/vercel/next.js/issues/76976">#76976</a></li>
<li>Apply env inlining during generate build mode: <a
href="https://redirect.github.com/vercel/next.js/issues/76990">#76990</a></li>
<li>Turbopack: Implement deploymentId: <a
href="https://redirect.github.com/vercel/next.js/issues/76904">#76904</a></li>
<li>track persistent caching usage: <a
href="https://redirect.github.com/vercel/next.js/issues/76996">#76996</a></li>
<li>[metadata] re-insert icons to head for streamed metadata: <a
href="https://redirect.github.com/vercel/next.js/issues/76915">#76915</a></li>
<li>Upgrade React from <code>0ca3deeb-20250311</code> to
<code>6aa8254b-20250312</code>: <a
href="https://redirect.github.com/vercel/next.js/issues/77033">#77033</a></li>
<li>Move static-env imports: <a
href="https://redirect.github.com/vercel/next.js/issues/77035">#77035</a></li>
<li>[dev-overlay] Add <code>size</code> setting to preferences: <a
href="https://redirect.github.com/vercel/next.js/issues/77027">#77027</a></li>
<li>Add config for only generating static env: <a
href="https://redirect.github.com/vercel/next.js/issues/77038">#77038</a></li>
<li>chore(HMR clients): Clean up and share code between app and pages
router: <a
href="https://redirect.github.com/vercel/next.js/issues/76960">#76960</a></li>
<li>Add dev warning for cross-origin and stabilize allowedDevOrigins: <a
href="https://redirect.github.com/vercel/next.js/issues/77044">#77044</a></li>
<li>unify allowed origin detection handling: <a
href="https://redirect.github.com/vercel/next.js/issues/77053">#77053</a></li>
<li>Handle hash change in all files for static env: <a
href="https://redirect.github.com/vercel/next.js/issues/77058">#77058</a></li>
<li>[dev-overlay] highlight errored code line for runtime errors: <a
href="https://redirect.github.com/vercel/next.js/issues/77078">#77078</a></li>
<li>NFT: Ignore all of Webpack: <a
href="https://redirect.github.com/vercel/next.js/issues/77081">#77081</a></li>
<li>Add experimental build mode flag for env: <a
href="https://redirect.github.com/vercel/next.js/issues/77089">#77089</a></li>
<li>(feat) support client-side instrumentation: <a
href="https://redirect.github.com/vercel/next.js/issues/76916">#76916</a></li>
<li>Fix JSDoc comment for <code>'seconds'</code> cache life profile: <a
href="https://redirect.github.com/vercel/next.js/issues/77084">#77084</a></li>
<li>refactor(HMR clients): Encapsulate some of the turbopack state
tracking into a shared TurbopackHmr class: <a
href="https://redirect.github.com/vercel/next.js/issues/76994">#76994</a></li>
<li>Slightly improve error handling for unknown server actions: <a
href="https://redirect.github.com/vercel/next.js/issues/77135">#77135</a></li>
<li>Fix output standalone for alternative bundler: <a
href="https://redirect.github.com/vercel/next.js/issues/76971">#76971</a></li>
<li>Add alternate bundler plugin information to <code>next info</code>:
<a
href="https://redirect.github.com/vercel/next.js/issues/77059">#77059</a></li>
<li>[metadata] remove the default segement check for metadata rendering:
<a
href="https://redirect.github.com/vercel/next.js/issues/77119">#77119</a></li>
<li>[dev-overlay] Fix stacking order of highlighted line: <a
href="https://redirect.github.com/vercel/next.js/issues/77189">#77189</a></li>
<li>Upgrade React from <code>6aa8254b-20250312</code> to
<code>5398b711-20250314</code>: <a
href="https://redirect.github.com/vercel/next.js/issues/77129">#77129</a></li>
<li>fix(styled-jsx): Pass <code>useLightningcss</code> option to
<code>styled-jsx</code> correctly: <a
href="https://redirect.github.com/vercel/next.js/issues/77008">#77008</a></li>
<li>log the instrumentation-client execution time: <a
href="https://redirect.github.com/vercel/next.js/issues/77121">#77121</a></li>
<li>Turbopack: canary-gate production builds: <a
href="https://redirect.github.com/vercel/next.js/issues/77146">#77146</a></li>
<li>[dev-overlay] remove special handling for missing tag error : <a
href="https://redirect.github.com/vercel/next.js/issues/77147">#77147</a></li>
<li>chore(react-dev-overlay): Remove confusingly underscored variables
in <code>useErrorOverlayReducer</code>: <a
href="https://redirect.github.com/vercel/next.js/issues/77205">#77205</a></li>
<li>Update middleware request header: <a
href="https://redirect.github.com/vercel/next.js/issues/77201">#77201</a></li>
<li>Update default allowed origins list: <a
href="https://redirect.github.com/vercel/next.js/issues/77212">#77212</a></li>
<li>Ensure deploymentId is used for CSS preloads: <a
href="https://redirect.github.com/vercel/next.js/issues/77210">#77210</a></li>
<li>chore(HMR clients): Fix a bunch of typescript errors by including
the appropriate webpack type declarations: <a
href="https://redirect.github.com/vercel/next.js/issues/77207">#77207</a></li>
<li>Update cache handler interface: <a
href="https://redirect.github.com/vercel/next.js/issues/76687">#76687</a></li>
<li>Turbopack: don't include AMP optimizer in NFT: <a
href="https://redirect.github.com/vercel/next.js/issues/77242">#77242</a></li>
<li>Server actions should not read stale data after calling
<code>revalidate*</code>: <a
href="https://redirect.github.com/vercel/next.js/issues/76885">#76885</a></li>
<li>[dev-overlay] Blur fader for scrollable container: <a
href="https://redirect.github.com/vercel/next.js/issues/77196">#77196</a></li>
<li>Make <code>revalidate*</code> work when followed by a redirect in a
route handler: <a
href="https://redirect.github.com/vercel/next.js/issues/77090">#77090</a></li>
<li>feat: onNavigate for link: <a
href="https://redirect.github.com/vercel/next.js/issues/77209">#77209</a></li>
<li>fix: pass telemetry plugin rspack tests: <a
href="https://redirect.github.com/vercel/next.js/issues/77257">#77257</a></li>
<li>feat(eslint-plugin): add minimal built-in flat presets: <a
href="https://redirect.github.com/vercel/next.js/issues/73873">#73873</a></li>
<li>[perf] skip loading client manifest for static metadata routes: <a
href="https://redirect.github.com/vercel/next.js/issues/77260">#77260</a></li>
<li>Upgrade React from <code>5398b711-20250314</code> to
<code>c69a5fc5-20250318</code>: <a
href="https://redirect.github.com/vercel/next.js/issues/77249">#77249</a></li>
</ul>
<!-- raw HTML omitted -->
</blockquote>
<p>... (truncated)</p>
</details>
<details>
<summary>Commits</summary>
<ul>
<li><a
href="https://github.com/vercel/next.js/commit/b2ff04995be722a5c93225e16e1c7fcc8bb53f91"><code>b2ff049</code></a>
v15.3.0</li>
<li><a
href="https://github.com/vercel/next.js/commit/97ad23fb00a08e8fdef3a53a6e31e96fe5032eab"><code>97ad23f</code></a>
IA 2.0: Add &quot;Next Steps&quot; link to /docs landing page (<a
href="https://redirect.github.com/vercel/next.js/issues/77981">#77981</a>)</li>
<li><a
href="https://github.com/vercel/next.js/commit/60bfe642950f4311c094aac9b3203ca8d34790e8"><code>60bfe64</code></a>
v15.3.0-canary.46</li>
<li><a
href="https://github.com/vercel/next.js/commit/7b483cb8f41f27adcd7d30cbe6169831a0f5f91f"><code>7b483cb</code></a>
Upgrade React from <code>33661467-20250407</code> to
<code>3fbfb9ba-20250409</code> (<a
href="https://redirect.github.com/vercel/next.js/issues/77982">#77982</a>)</li>
<li><a
href="https://github.com/vercel/next.js/commit/664110c18851cffdfe3ed1fc8562efbd2e7746fc"><code>664110c</code></a>
Turbopack: read asset entries strongly consistent (<a
href="https://redirect.github.com/vercel/next.js/issues/77974">#77974</a>)</li>
<li><a
href="https://github.com/vercel/next.js/commit/741f6fc9d38651e03586da1de92b45fbff39c814"><code>741f6fc</code></a>
Revert standalone extension change for module type (<a
href="https://redirect.github.com/vercel/next.js/issues/77978">#77978</a>)</li>
<li><a
href="https://github.com/vercel/next.js/commit/6d5df0edffc6a570dc375e725a13bd67bf3142b7"><code>6d5df0e</code></a>
Update bundler development test manifest (<a
href="https://redirect.github.com/vercel/next.js/issues/77959">#77959</a>)</li>
<li><a
href="https://github.com/vercel/next.js/commit/cecfb259f2bd3bee1f82320fd072d08ccd96faba"><code>cecfb25</code></a>
Update bundler production test manifest (<a
href="https://redirect.github.com/vercel/next.js/issues/77958">#77958</a>)</li>
<li><a
href="https://github.com/vercel/next.js/commit/c010ecb237a56b954bf67deba3226a9a580523c3"><code>c010ecb</code></a>
Revert &quot;docs: revert image 15.3 change until live&quot; (<a
href="https://redirect.github.com/vercel/next.js/issues/77977">#77977</a>)</li>
<li><a
href="https://github.com/vercel/next.js/commit/154267cb030218cc9c14f1f141d03eae4de2daf1"><code>154267c</code></a>
Turbopack: fix instrumentation asset context name (<a
href="https://redirect.github.com/vercel/next.js/issues/77973">#77973</a>)</li>
<li>Additional commits viewable in <a
href="https://github.com/vercel/next.js/compare/v12.2.4...v15.3.0">compare
view</a></li>
</ul>
</details>
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