Bump next in /scripts/agent-evals/templates/next-app-hello-world

Bumps [next](https://github.com/vercel/next.js) from 16.0.7 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@v16.0.7...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/agent-evals/templates/next-app-hello-world/package-lock.json

@@ -11,7 +11,7 @@
   "dependencies": {
     "react": "19.2.1",
     "react-dom": "19.2.1",
-    "next": "16.0.7"
+    "next": "16.1.5"
   },
   "devDependencies": {
     "typescript": "^5",