fix(deps): update dependency next to v16.2.6 [security]

Author: renovate[bot]

package.json

@@ -25,7 +25,7 @@
     "@opennextjs/cloudflare": "^1.14.3",
     "@tailwindcss/postcss": "^4.1.17",
     "lucide-react": "^0.555.0",
-    "next": "16.0.7",
+    "next": "16.2.6",
     "postcss": "^8.5.6",
     "react": "^19.2.1",
     "react-dom": "^19.2.1",