Bump next in /scripts/webframeworks-deploy-tests/nextjs

Bumps [next](https://github.com/vercel/next.js) from 16.1.1 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@v16.1.1...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]

scripts/webframeworks-deploy-tests/nextjs/package-lock.json

@@ -9,7 +9,7 @@
     "lint": "next lint"
   },
   "dependencies": {
-    "next": "16.1.1",
+    "next": "16.1.5",
     "react": "19.2.1",
     "react-dom": "19.2.1"
   },