Bump @types/copy-webpack-plugin from 6.3.0 to 6.4.0

Bumps [@types/copy-webpack-plugin](https://github.com/DefinitelyTyped/DefinitelyTyped/tree/HEAD/types/copy-webpack-plugin) from 6.3.0 to 6.4.0.
- [Release notes](https://github.com/DefinitelyTyped/DefinitelyTyped/releases)
- [Commits](https://github.com/DefinitelyTyped/DefinitelyTyped/commits/HEAD/types/copy-webpack-plugin)

Signed-off-by: dependabot-preview[bot] <[email protected]>

Author: dependabot-preview[bot]

package-lock.json

@@ -44,7 +44,7 @@
     "@mdi/svg": "^5.8.55",
     "@primer/octicons": "^11.2.0",
     "@types/clipboard": "^2.0.1",
-    "@types/copy-webpack-plugin": "^6.3.0",
+    "@types/copy-webpack-plugin": "^6.4.0",
     "@types/escape-html": "1.0.0",
     "@types/event-hooks-webpack-plugin": "^2.2.0",
     "@types/html-minifier": "^4.0.0",