update webpack dependencies

Author: lxieyang

package-lock.json

@@ -43,7 +43,7 @@
     "babel-loader": "^8.0.6",
     "babel-preset-react-app": "^9.0.0",
     "clean-webpack-plugin": "^3.0.0",
-    "copy-webpack-plugin": "^5.0.3",
+    "copy-webpack-plugin": "^5.0.5",
     "css-loader": "^3.2.0",
     "eslint": "^6.2.2",
     "eslint-config-prettier": "^6.1.0",
@@ -62,7 +62,7 @@
     "prettier": "1.18.2",
     "pretty-quick": "^1.11.1",
     "style-loader": "^1.0.0",
-    "webpack": "^4.36.1",
+    "webpack": "^4.41.2",
     "webpack-cli": "^3.3.6",
     "webpack-dev-server": "^3.2.1",
     "write-file-webpack-plugin": "^4.5.1"