Bump css-loader from 0.28.11 to 3.2.0

Bumps [css-loader](https://github.com/webpack-contrib/css-loader) from 0.28.11 to 3.2.0.
- [Release notes](https://github.com/webpack-contrib/css-loader/releases)
- [Changelog](https://github.com/webpack-contrib/css-loader/blob/master/CHANGELOG.md)
- [Commits](webpack/css-loader@v0.28.11...v3.2.0)

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

Author: dependabot-preview[bot]

package.json

@@ -69,7 +69,7 @@
     "clean-css-cli": "^4.1.6",
     "commander": "^4.0.1",
     "cross-env": "^6.0.3",
-    "css-loader": "^0.28.11",
+    "css-loader": "^3.2.0",
     "es3ify-loader": "^0.2.0",
     "eslint": "^4.6.1",
     "eslint-loader": "^2.0.0",