fix(lambda): bump js-yaml from 3.14.2 to 3.15.0 in /lambdas (github-aws-runners#5212)

Bumps [js-yaml](https://github.com/nodeca/js-yaml) from 3.14.2 to
3.15.0.
<details>
<summary>Changelog</summary>
<p><em>Sourced from <a
href="https://github.com/nodeca/js-yaml/blob/master/CHANGELOG.md">js-yaml's
changelog</a>.</em></p>
<blockquote>
<h2>4.3.0, 3.15.0 - 2026-06-27</h2>
<h3>Security</h3>
<ul>
<li>Backported <code>maxTotalMergeKeys</code> option.</li>
</ul>
<h2>[5.2.0] - 2026-06-26</h2>
<h3>Added</h3>
<ul>
<li>Added <code>maxTotalMergeKeys</code> (10000) loader option to limit
the total number of
keys processed by YAML merge (<code>&lt;&lt;</code>) across one
<code>load()</code> / <code>loadAll()</code> call.</li>
<li>Added <code>maxAliases</code> (-1) loader option to limit the number
of YAML aliases per
document.</li>
</ul>
<h3>Removed</h3>
<ul>
<li><code>maxMergeSeqLength</code> replaced with
<code>maxTotalMergeKeys</code> for limiting YAML merge
processing.</li>
</ul>
<h3>Fixed</h3>
<ul>
<li>Round-trip of integers with exponential form (&gt;=
<code>1e21</code>)</li>
</ul>
<h2>[5.1.0] - 2026-06-23</h2>
<h3>Added</h3>
<ul>
<li>Collection tags can finalize an incrementally populated carrier into
a
different result value.</li>
</ul>
<h3>Changed</h3>
<ul>
<li>[breaking] <code>quoteStyle</code> now selects the preferred quote
style; use the
restored <code>forceQuotes</code> option to force quoting non-key
strings.</li>
</ul>
<h2>[5.0.0] - 2026-06-20</h2>
<h3>Added</h3>
<ul>
<li>Added named exports for schemas, tags, parser events and AST
utilities.</li>
<li>Reworked <code>JSON_SCHEMA</code> and <code>CORE_SCHEMA</code> with
spec-compliant scalar resolution
rules, and added <code>YAML11_SCHEMA</code>.</li>
<li>Added <code>realMapTag</code> for lossless mappings with non-string
and complex keys.
Object-based mappings now reject complex keys instead of stringifying
them.</li>
<li>Added <code>dump()</code> <code>transform</code> option for changing
the generated AST before
rendering.</li>
<li>Added <code>dump()</code> options <code>seqInlineFirst</code>,
<code>flowBracketPadding</code>,
<code>flowSkipCommaSpace</code>, <code>flowSkipColonSpace</code>,
<code>quoteFlowKeys</code>, <code>quoteStyle</code> and
<code>tagBeforeAnchor</code>.</li>
<li>Added formal data layers (events and AST) for modular data
pipelines.
<ul>
<li>Added low-level parser (to events), presenter and visitor APIs.</li>
</ul>
</li>
<li>Added the <a href="https://github.com/yaml/yaml-test-suite">YAML
Test Suite</a> to the
test set.</li>
</ul>
<h3>Changed</h3>
<ul>
<li>See the <a
href="https://github.com/nodeca/js-yaml/blob/master/docs/migrate_v4_to_v5.md">migration
guide</a> for upgrade notes.</li>
<li>Rewritten in TypeScript and reorganized the public API around flat
named
exports.</li>
</ul>
<!-- raw HTML omitted -->
</blockquote>
<p>... (truncated)</p>
</details>
<details>
<summary>Commits</summary>
<ul>
<li><a
href="https://github.com/nodeca/js-yaml/commit/c34b6c40027a769eb0d67958ae615268a1d55f54"><code>c34b6c4</code></a>
3.15.0 released</li>
<li><a
href="https://github.com/nodeca/js-yaml/commit/21e13d363f33501c7ee6ca988b88c29084999f72"><code>21e13d3</code></a>
dist rebuild</li>
<li><a
href="https://github.com/nodeca/js-yaml/commit/4165c62630d64fe4f25fb0d03139c7e137b24b1c"><code>4165c62</code></a>
Add v3-legacy tag for publish</li>
<li><a
href="https://github.com/nodeca/js-yaml/commit/d8ff750b0130e4e4b4062fb0dbd32027e41d4c51"><code>d8ff750</code></a>
Add package lock</li>
<li><a
href="https://github.com/nodeca/js-yaml/commit/24f13e79ee1343a7e30bd6f6c9d9cdbf0ac9b2b7"><code>24f13e7</code></a>
Added <code>maxTotalMergeKeys</code> (10000) loader option (v5
backport)</li>
<li>See full diff in <a
href="https://github.com/nodeca/js-yaml/compare/3.14.2...3.15.0">compare
view</a></li>
</ul>
</details>
<br />


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lambdas/yarn.lock

@@ -8215,14 +8215,14 @@ __metadata:
   linkType: hard
 
 "js-yaml@npm:^3.10.0, js-yaml@npm:^3.13.1":
-  version: 3.14.2
-  resolution: "js-yaml@npm:3.14.2"
+  version: 3.15.0
+  resolution: "js-yaml@npm:3.15.0"
   dependencies:
     argparse: "npm:^1.0.7"
     esprima: "npm:^4.0.0"
   bin:
     js-yaml: bin/js-yaml.js
-  checksum: 10c0/3261f25912f5dd76605e5993d0a126c2b6c346311885d3c483706cd722efe34f697ea0331f654ce27c00a42b426e524518ec89d65ed02ea47df8ad26dcc8ce69
+  checksum: 10c0/ca966bd354ac5b1b7a4694ebdba46526796aa3a6a99529fa540af2abf85918bd155a50ccc0166b413130a00622999973754458ec01e7095bc902177bfdbd5b64
   languageName: node
   linkType: hard