chore(deps): update dependency webpack-cli to v3.1.2

Author: renovate-bot

package.json

@@ -54,7 +54,7 @@
     "typescript": "3.0.3",
     "uuid": "3.3.2",
     "webpack": "4.20.2",
-    "webpack-cli": "3.1.1"
+    "webpack-cli": "3.1.2"
   },
   "scripts": {
     "precommit": "lint-staged",