chore(deps): update dependency webpack-dev-server to v3

Author: renovate-bot

advanced/package.json

@@ -61,7 +61,7 @@
     "vue-template-compiler": "2.5.17",
     "webpack": "3.12.0",
     "webpack-bundle-analyzer": "2.13.1",
-    "webpack-dev-server": "2.11.3",
+    "webpack-dev-server": "3.1.9",
     "webpack-merge": "4.1.4"
   },
   "engines": {

advanced/yarn.lock

@@ -58,7 +58,7 @@
     "vue-style-loader": "4.1.2",
     "webpack": "3.12.0",
     "webpack-bundle-analyzer": "2.13.1",
-    "webpack-dev-server": "2.11.3",
+    "webpack-dev-server": "3.1.9",
     "webpack-merge": "4.1.4"
   },
   "engines": {

basic/package.json

@@ -55,7 +55,7 @@
     "vue-style-loader": "4.1.2",
     "webpack": "3.12.0",
     "webpack-bundle-analyzer": "2.13.1",
-    "webpack-dev-server": "2.11.3",
+    "webpack-dev-server": "3.1.9",
     "webpack-merge": "4.1.4"
   },
   "engines": {