fix(package): update html-webpack-plugin to version 4.0.4

greenkeeper[bot] · web-flow · commit f865740f8618 · 2020-04-01T11:19:11.000Z
Closes #260
diff --git a/react/package.json b/react/package.json
@@ -41,7 +41,7 @@
     "happypack": "^5.0.1",
     "html-loader": "^0.5.5",
     "html-webpack-harddisk-plugin": "^1.0.1",
-    "html-webpack-plugin": "^3.2.0",
+    "html-webpack-plugin": "^4.0.4",
     "husky": "^4.0.2",
     "less": "^3.9.0",
     "less-loader": "^5.0.0",
