chore(deps): update dependency webpack-dev-server to v5 [security]

Author: renovate[bot]

packages/sandbox/package.json

@@ -28,7 +28,7 @@
     "url-loader": "^0.6.2",
     "webpack": "^4.46.0",
     "webpack-cli": "^3.3.12",
-    "webpack-dev-server": "^3.11.3"
+    "webpack-dev-server": "^5.0.0"
   },
   "scripts": {
     "start": "webpack-dev-server"