chore(deps): bump next from 15.2.4 to 15.4.7

Bumps [next](https://github.com/vercel/next.js) from 15.2.4 to 15.4.7.
- [Release notes](https://github.com/vercel/next.js/releases)
- [Changelog](https://github.com/vercel/next.js/blob/canary/release.js)
- [Commits](https://github.com/vercel/next.js/compare/v15.2.4...v15.4.7)

---
updated-dependencies:
- dependency-name: next
  dependency-version: 15.4.7
  dependency-type: direct:production
...

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

package.json

@@ -23,7 +23,7 @@
   "dependencies": {
     "@headlessui/react": "^2.0.3",
     "@heroicons/react": "^2.1.3",
-    "next": "15.2.4",
+    "next": "15.4.7",
     "next-themes": "^0.3.0",
     "react": "^18.3.1",
     "react-dom": "^18.3.1",