fix(deps): update dependency next to v16.1.6 (#572)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

package.json

@@ -16,7 +16,7 @@
   "dependencies": {
     "@next/mdx": "15.5.11",
     "motion": "^10.18.0",
-    "next": "16.1.5",
+    "next": "16.1.6",
     "normalize.css": "8.0.1",
     "react": "19.2.4",
     "react-dom": "19.2.4",