Update dependency webpack-dev-server to v6

Author: renovate-bot

vue/package.json

@@ -44,7 +44,7 @@
     "vue-typescript-import-dts": "^4.0.0",
     "webpack": "^5.0.0",
     "webpack-cli": "^7.0.0",
-    "webpack-dev-server": "^5.0.0"
+    "webpack-dev-server": "^6.0.0"
   },
   "dependencies": {
     "axios": "^1.12.2",