update react

Author: mitchellh

package-lock.json

@@ -15,7 +15,7 @@
     "klaw-sync": "^6.0.0",
     "lucide-react": "^0.424.0",
     "mermaid": "^11.9.0",
-    "next": "15.5.7",
+    "next": "15.5.9",
     "next-mdx-remote": "^5.0.0",
     "postcss-flexbugs-fixes": "^5.0.2",
     "postcss-preset-env": "^9.6.0",