Bump mini-css-extract-plugin from 0.8.2 to 0.9.0

Bumps [mini-css-extract-plugin](https://github.com/webpack-contrib/mini-css-extract-plugin) from 0.8.2 to 0.9.0.
- [Release notes](https://github.com/webpack-contrib/mini-css-extract-plugin/releases)
- [Changelog](https://github.com/webpack-contrib/mini-css-extract-plugin/blob/master/CHANGELOG.md)
- [Commits](https://github.com/webpack-contrib/mini-css-extract-plugin/compare/v0.8.2...v0.9.0)

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

package.json

@@ -74,7 +74,7 @@
 		"file-loader": "^5.0.2",
 		"jest": "^24.9.0",
 		"jest-serializer-vue": "^2.0.2",
-		"mini-css-extract-plugin": "^0.8.2",
+		"mini-css-extract-plugin": "^0.9.0",
 		"node-sass": "^4.13.0",
 		"prettier-eslint": "^9.0.1",
 		"raw-loader": "^4.0.0",