build(deps-dev): bump css-loader from 6.5.1 to 6.6.0 (#855)

Bumps [css-loader](https://github.com/webpack-contrib/css-loader) from 6.5.1 to 6.6.0.
- [Release notes](https://github.com/webpack-contrib/css-loader/releases)
- [Changelog](https://github.com/webpack-contrib/css-loader/blob/master/CHANGELOG.md)
- [Commits](webpack/css-loader@v6.5.1...v6.6.0)

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

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

Author: dependabot[bot]

package.json

@@ -18,7 +18,7 @@
     "clean-webpack-plugin": "4.0.0",
     "copy-webpack-plugin": "10.2.4",
     "cross-env": "7.0.3",
-    "css-loader": "6.5.1",
+    "css-loader": "6.6.0",
     "exports-loader": "3.1.0",
     "fibers": "5.0.1",
     "mini-css-extract-plugin": "2.5.3",