chore(deps): update nuxt core to v4.2.1

Author: renovate[bot]

package.json

@@ -26,8 +26,8 @@
   },
   "resolutions": {
     "@nuxt/examples-ui": "workspace:*",
-    "@nuxt/kit": "4.1.3",
-    "nuxt": "4.1.0",
+    "@nuxt/kit": "4.2.1",
+    "nuxt": "4.2.1",
     "vue": "3.5.17"
   },
   "packageManager": "pnpm@10.21.0"