fix(deps): update dependency nuxt to v4

Author: renovate[bot]

apps/nuxt2/package.json

@@ -17,7 +17,7 @@
     "@tsparticles/engine": "^3.0.0-beta.2",
     "@tsparticles/vue": "workspace:^",
     "core-js": "^3.32.2",
-    "nuxt": "^2.17.1",
+    "nuxt": "^4.0.0",
     "tsparticles": "^3.0.0-beta.2",
     "vue": "^2.7.14",
     "vue-server-renderer": "^2.7.14",

apps/nuxt3/package.json

@@ -34,7 +34,7 @@
     "eslint-plugin-nuxt": "^4.0.0",
     "eslint-plugin-vue": "^9.16.1",
     "lint-staged": "^14.0.0",
-    "nuxt": "^3.6.5",
+    "nuxt": "^4.0.0",
     "prettier": "^3.0.1",
     "tsparticles": "^3.0.0-beta.2",
     "typescript": "^5.1.6",