build(deps-dev): Bump css-loader from 6.7.4 to 6.8.1

Bumps [css-loader](https://github.com/webpack-contrib/css-loader) from 6.7.4 to 6.8.1.
- [Release notes](https://github.com/webpack-contrib/css-loader/releases)
- [Changelog](https://github.com/webpack-contrib/css-loader/blob/master/CHANGELOG.md)
- [Commits](https://github.com/webpack-contrib/css-loader/compare/v6.7.4...v6.8.1)

---
updated-dependencies:
- dependency-name: css-loader
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

package.json

@@ -12,7 +12,7 @@
         "babel-loader": "^9.1.2",
         "browserlist": "^1.0.1",
         "compression-webpack-plugin": "^10.0.0",
-        "css-loader": "^6.7.4",
+        "css-loader": "^6.8.1",
         "cssnano": "^6.0.1",
         "eslint": "^8.41.0",
         "eslint-webpack-plugin": "^4.0.1",