chore(deps): update dependency copy-webpack-plugin to v5.1.1 (#502)

Author: renovate[bot]

package-lock.json

@@ -49,7 +49,7 @@
     "babel-loader": "8.0.6",
     "babel-preset-env": "1.7.0",
     "clean-webpack-plugin": "3.0.0",
-    "copy-webpack-plugin": "5.0.5",
+    "copy-webpack-plugin": "5.1.1",
     "core-js": "2.6.11",
     "cross-env": "6.0.3",
     "css-loader": "3.2.1",