fix(deps): update dependency next to ~15.2.0

Author: renovate[bot]

apps/nextjs/package.json

@@ -8,7 +8,7 @@
     "build": "next build"
   },
   "dependencies": {
-    "next": "~15.1.0",
+    "next": "~15.2.0",
     "react": "~18.3.0",
     "react-dom": "~18.3.0",
     "@nighttrax/components": "workspace:*"