Bump mini-css-extract-plugin from 0.7.0 to 0.8.0 Bumps [mini-css-extract-plugin](https://github.com/webpack-contrib/mini-css-extract-plugin) from 0.7.0 to 0.8.0. - [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/v0.7.0...v0.8.0) Signed-off-by: dependabot-preview[bot]