chore(deps): update dependency nuxt to v4

Author: renovate[bot]

package.json

@@ -29,7 +29,7 @@
     "@nuxtjs/html-validator": "^2.1.0",
     "@vueuse/nuxt": "13.3.0",
     "@vueuse/sound": "^2.1.3",
-    "nuxt": "^3.16.1",
+    "nuxt": "^4.0.0",
     "nuxt-og-image": "^5.1.1",
     "nuxt-time": "^1.0.3",
     "unplugin-vue-router": "^0.12.0",