chore(deps): update dependency webpack-cli to v3.0.8

Author: renovate-bot

package.json

@@ -54,7 +54,7 @@
     "typescript": "2.9.2",
     "uuid": "3.2.1",
     "webpack": "4.12.0",
-    "webpack-cli": "3.0.7"
+    "webpack-cli": "3.0.8"
   },
   "scripts": {
     "precommit": "lint-staged",