chore(deps): bump next from 15.3.0 to 16.1.5

Bumps [next](https://github.com/vercel/next.js) from 15.3.0 to 16.1.5.
- [Release notes](https://github.com/vercel/next.js/releases)
- [Changelog](https://github.com/vercel/next.js/blob/canary/release.js)
- [Commits](vercel/next.js@v15.3.0...v16.1.5)

---
updated-dependencies:
- dependency-name: next
  dependency-version: 16.1.5
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

deploy-worker-payload/package.json

@@ -28,7 +28,7 @@
     "@payloadcms/richtext-lexical": "3.33.0",
     "cross-env": "^7.0.3",
     "graphql": "^16.8.1",
-    "next": "15.3.0",
+    "next": "16.1.5",
     "payload": "3.33.0",
     "react": "19.1.0",
     "react-dom": "19.1.0",