Bump copyfiles from 2.2.0 to 2.3.0 (#138)

Bumps [copyfiles](https://github.com/calvinmetcalf/copyfiles) from 2.2.0 to 2.3.0.
- [Release notes](https://github.com/calvinmetcalf/copyfiles/releases)
- [Commits](https://github.com/calvinmetcalf/copyfiles/compare/v2.2.0...v2.3.0)

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Co-authored-by: dependabot-preview[bot] <27856297+dependabot-preview[bot]@users.noreply.github.com>

package.json

@@ -45,7 +45,7 @@
     "babel-plugin-module-resolver": "^4.0.0",
     "clean-webpack-plugin": "^3.0.0",
     "copy-webpack-plugin": "^5.1.1",
-    "copyfiles": "^2.2.0",
+    "copyfiles": "^2.3.0",
     "css-loader": "^3.4.2",
     "eslint": "^6.8.0",
     "eslint-config-prettier": "^6.10.1",