chore(deps-dev): bump css-loader from 5.2.6 to 6.2.0

Bumps [css-loader](https://github.com/webpack-contrib/css-loader) from 5.2.6 to 6.2.0.
- [Release notes](https://github.com/webpack-contrib/css-loader/releases)
- [Changelog](https://github.com/webpack-contrib/css-loader/blob/master/CHANGELOG.md)
- [Commits](webpack-contrib/css-loader@v5.2.6...v6.2.0)

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

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

package.json

@@ -21,7 +21,7 @@
         "@typescript-eslint/parser": "^4.28.4",
         "clean-webpack-plugin": "^3.0.0",
         "cross-env": "^7.0.3",
-        "css-loader": "^5.2.6",
+        "css-loader": "^6.2.0",
         "cz-conventional-changelog": "^3.3.0",
         "eslint": "^7.31.0",
         "eslint-config-prettier": "^8.3.0",