chore(deps): update dependency @vitejs/plugin-vue to v3

Author: renovate[bot]

packages/example/package.json

@@ -12,7 +12,7 @@
     "vue-router": "^4.0.15"
   },
   "devDependencies": {
-    "@vitejs/plugin-vue": "^2.3.3",
+    "@vitejs/plugin-vue": "3.0.0",
     "typescript": "^4.5.4",
     "vite": "^2.9.9",
     "vue-tsc": "0.38.4",