chore(deps): update dependency webpack to ^4.39.2 (master) (#2193)

Author: renovate[bot]

package-lock.json

@@ -110,7 +110,7 @@
     "tcp-port-used": "^1.0.1",
     "typescript": "^3.5.3",
     "url-loader": "^1.1.2",
-    "webpack": "^4.39.1",
+    "webpack": "^4.39.2",
     "webpack-cli": "^3.3.6"
   },
   "peerDependencies": {