Bump next from 15.2.0 to 15.2.4 in /website-nextjs

Bumps [next](https://github.com/vercel/next.js) from 15.2.0 to 15.2.4.
- [Release notes](https://github.com/vercel/next.js/releases)
- [Changelog](https://github.com/vercel/next.js/blob/canary/release.js)
- [Commits](vercel/next.js@v15.2.0...v15.2.4)

---
updated-dependencies:
- dependency-name: next
  dependency-version: 15.2.4
  dependency-type: direct:production
...

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

Author: dependabot[bot]

website-nextjs/package-lock.json

@@ -19,7 +19,7 @@
     "js-yaml": "^4.1.0",
     "lodash": "^4.17.21",
     "lodash.camelcase": "^4.3.0",
-    "next": "15.2.0",
+    "next": "15.2.5",
     "next-redux-wrapper": "^8.1.0",
     "npm": "^11.0.0",
     "papaparse": "^5.5.1",