Merge pull request #1 from semrush/dependabot/npm_and_yarn/webpack-dev-server-3.1.11

Bump webpack-dev-server from 2.9.7 to 3.1.11

Author: mikhail-eremin

package.json

@@ -75,7 +75,7 @@
     "url-loader": "0.5.7",
     "webpack": "3.10.0",
     "webpack-dev-middleware": "1.12.2",
-    "webpack-dev-server": "2.9.7",
+    "webpack-dev-server": "3.1.11",
     "webpack-hot-middleware": "2.21.0"
   }
 }