chore(deps): bump next from 14.2.35 to 15.5.15

Bumps [next](https://github.com/vercel/next.js) from 14.2.35 to 15.5.15.
- [Release notes](https://github.com/vercel/next.js/releases)
- [Changelog](https://github.com/vercel/next.js/blob/canary/release.js)
- [Commits](vercel/next.js@v14.2.35...v15.5.15)

---
updated-dependencies:
- dependency-name: next
  dependency-version: 15.5.15
  dependency-type: direct:production
...

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

Author: dependabot[bot]

package.json

@@ -21,7 +21,7 @@
     "cloudinary": "^2.10.0",
     "clsx": "^2.1.1",
     "drizzle-orm": "^0.45.2",
-    "next": "14.2.35",
+    "next": "15.5.15",
     "next-auth": "5.0.0-beta.31",
     "react": "18.3.1",
     "react-dom": "18.3.1",