Bump css-loader from 2.1.1 to 3.1.0 (#11382)

* Bump css-loader from 2.1.1 to 3.1.0

Bumps [css-loader](https://github.com/webpack-contrib/css-loader) from 2.1.1 to 3.1.0.
- [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/v2.1.1...v3.1.0)

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

* localIdentName -> modules.localIdentName

package.json

@@ -85,7 +85,7 @@
     "classnames": "^2.2.5",
     "compression-webpack-plugin": "^3.0.0",
     "cross-env": "^5.1.4",
-    "css-loader": "^2.1.1",
+    "css-loader": "^3.1.0",
     "cssnano": "^4.1.10",
     "detect-passive-events": "^1.0.2",
     "dotenv": "^8.0.0",