feat: upgrade devtools to v8

Author: posva

packages/router/package.json

@@ -150,7 +150,7 @@
   "dependencies": {
     "@babel/generator": "^7.28.6",
     "@vue-macros/common": "^3.1.1",
-    "@vue/devtools-api": "^7.3.0",
+    "@vue/devtools-api": "^8.0.0",
     "ast-walker-scope": "^0.8.3",
     "chokidar": "^5.0.0",
     "json5": "^2.2.3",