fix(deps): update dependency nuxt to v4

Author: renovate[bot]

apps/nuxt2/package.json

@@ -17,7 +17,7 @@
     "@tsparticles/engine": "^3.0.2",
     "@tsparticles/vue2": "^3.0.0",
     "core-js": "^3.32.2",
-    "nuxt": "^2.17.1",
+    "nuxt": "^4.0.0",
     "tsparticles": "^3.0.2",
     "vue": "^2.7.14",
     "vue-server-renderer": "^2.7.14",