Bump next from 14.2.3 to 14.2.25 in /frontend (#226)

Bumps [next](https://github.com/vercel/next.js) from 14.2.3 to 14.2.25.
- [Release notes](https://github.com/vercel/next.js/releases)
- [Changelog](https://github.com/vercel/next.js/blob/canary/release.js)
- [Commits](vercel/next.js@v14.2.3...v14.2.25)

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

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

frontend/package.json

@@ -10,7 +10,7 @@
     "lint": "next lint"
   },
   "dependencies": {
-    "next": "14.2.3",
+    "next": "14.2.25",
     "react": "^18",
     "react-dom": "^18",
     "react-markdown": "^9.0.1"