chore(deps): update dependency webpack to v4.46.0

Author: renovate-bot

package-lock.json

@@ -57,7 +57,7 @@
     "pretty-quick": "2.0.1",
     "semantic-release": "^17.1.2",
     "react-test-renderer": "^17.0.1",
-    "webpack": "4.44.1",
+    "webpack": "4.46.0",
     "webpack-cli": "3.3.12",
     "webpack-dev-server": "3.11.0"
   },