fix(deps): update dependency next to v16

Author: renovate[bot]

package.json

@@ -28,7 +28,7 @@
     "gsap": "^3.13.0",
     "lodash-es": "^4.17.21",
     "lucide-react": "^0.553.0",
-    "next": "15.5.6",
+    "next": "16.0.2",
     "nextra": "2.13.4",
     "nextra-theme-docs": "2.13.4",
     "react": "^19",