fix(deps): update dependency next to v15.5.2

Author: renovate[bot]

package.json

@@ -39,7 +39,7 @@
     "convex": "^1.26.1",
     "jose": "^6.1.0",
     "jotai": "^2.12.2",
-    "next": "15.5.0",
+    "next": "15.5.2",
     "next-themes": "^0.4.6",
     "react": "19.1.0",
     "react-dom": "19.1.0",