build(deps-dev): bump copy-webpack-plugin from 5.0.4 to 5.1.1

Bumps [copy-webpack-plugin](https://github.com/webpack-contrib/copy-webpack-plugin) from 5.0.4 to 5.1.1.
- [Release notes](https://github.com/webpack-contrib/copy-webpack-plugin/releases)
- [Changelog](https://github.com/webpack-contrib/copy-webpack-plugin/blob/master/CHANGELOG.md)
- [Commits](webpack/copy-webpack-plugin@v5.0.4...v5.1.1)

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

Author: dependabot-preview[bot]

package-lock.json

@@ -35,7 +35,7 @@
     "ava": "^2.4.0",
     "babel-loader": "^8.0.6",
     "chromedriver": "^78.0.1",
-    "copy-webpack-plugin": "^5.0.4",
+    "copy-webpack-plugin": "^5.1.1",
     "css-loader": "^3.2.0",
     "eslint": "^6.5.1",
     "eslint-plugin-vue": "^5.2.3",