chore(deps): update dependency webpack to v4.39.3

Author: renovate-bot

package.json

@@ -72,7 +72,7 @@
     "prettier": "1.18.2",
     "ts-jest": "24.0.2",
     "typescript": "3.5.3",
-    "webpack": "4.39.2",
+    "webpack": "4.39.3",
     "webpack-cli": "3.3.7"
   },
   "jest": {

yarn.lock

@@ -7672,10 +7672,10 @@ webpack-sources@^1.4.0, webpack-sources@^1.4.1:
     source-list-map "^2.0.0"
     source-map "~0.6.1"
 
-[email protected].2:
-  version "4.39.2"
-  resolved "https://registry.yarnpkg.com/webpack/-/webpack-4.39.2.tgz#c9aa5c1776d7c309d1b3911764f0288c8c2816aa"
-  integrity sha512-AKgTfz3xPSsEibH00JfZ9sHXGUwIQ6eZ9tLN8+VLzachk1Cw2LVmy+4R7ZiwTa9cZZ15tzySjeMui/UnSCAZhA==
+[email protected].3:
+  version "4.39.3"
+  resolved "https://registry.yarnpkg.com/webpack/-/webpack-4.39.3.tgz#a02179d1032156b713b6ec2da7e0df9d037def50"
+  integrity sha512-BXSI9M211JyCVc3JxHWDpze85CvjC842EvpRsVTc/d15YJGlox7GIDd38kJgWrb3ZluyvIjgenbLDMBQPDcxYQ==
   dependencies:
     "@webassemblyjs/ast" "1.8.5"
     "@webassemblyjs/helper-module-context" "1.8.5"