Bump css-loader from 6.9.0 to 6.9.1 (#279)

Bumps [css-loader](https://github.com/webpack-contrib/css-loader) from 6.9.0 to 6.9.1.
- [Release notes](https://github.com/webpack-contrib/css-loader/releases)
- [Changelog](https://github.com/webpack-contrib/css-loader/blob/master/CHANGELOG.md)
- [Commits](webpack-contrib/css-loader@v6.9.0...v6.9.1)

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

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

package.json

@@ -45,7 +45,7 @@
     "compression-webpack-plugin": "^11.0.0",
     "copy-webpack-plugin": "^12.0.2",
     "cross-env": "^7.0.3",
-    "css-loader": "^6.9.0",
+    "css-loader": "^6.9.1",
     "css-minimizer-webpack-plugin": "^6.0.0",
     "eslint": "^8.56.0",
     "eslint-config-wikimedia": "^0.26.0",