Bump css-loader from 3.5.3 to 3.6.0 (#14041)

Bumps [css-loader](https://github.com/webpack-contrib/css-loader) from 3.5.3 to 3.6.0.
- [Release notes](https://github.com/webpack-contrib/css-loader/releases)
- [Changelog](https://github.com/webpack-contrib/css-loader/blob/master/CHANGELOG.md)
- [Commits](https://github.com/webpack-contrib/css-loader/compare/v3.5.3...v3.6.0)

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package.json

@@ -85,7 +85,7 @@
     "compression-webpack-plugin": "^4.0.0",
     "copy-webpack-plugin": "^6.0.2",
     "cross-env": "^7.0.2",
-    "css-loader": "^3.5.3",
+    "css-loader": "^3.6.0",
     "cssnano": "^4.1.10",
     "detect-passive-events": "^1.0.2",
     "dotenv": "^8.2.0",