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](vercel/next.js@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>

Author: dependabot[bot]

package.json

@@ -20,7 +20,7 @@
     "fumadocs-mdx": "11.7.1",
     "fumadocs-ui": "14.6.1",
     "lucide-react": "^0.469.0",
-    "next": "15.2.4",
+    "next": "15.4.7",
     "react": "^19.0.0",
     "react-dom": "^19.0.0"
   },