Bump css-loader from 3.4.2 to 3.5.2

Bumps [css-loader](https://github.com/webpack-contrib/css-loader) from 3.4.2 to 3.5.2.
- [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/v3.4.2...v3.5.2)

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

package.json

@@ -69,7 +69,7 @@
 		"babel-eslint": "^10.1.0",
 		"babel-jest": "^25.3.0",
 		"babel-loader": "^8.1.0",
-		"css-loader": "^3.4.2",
+		"css-loader": "^3.5.2",
 		"eslint": "^6.8.0",
 		"eslint-config-nextcloud": "^0.1.1",
 		"eslint-config-standard": "^12.0.0",