Bump style-loader from 0.19.1 to 2.0.0

Bumps [style-loader](https://github.com/webpack-contrib/style-loader) from 0.19.1 to 2.0.0.
- [Release notes](https://github.com/webpack-contrib/style-loader/releases)
- [Changelog](https://github.com/webpack-contrib/style-loader/blob/master/CHANGELOG.md)
- [Commits](https://github.com/webpack-contrib/style-loader/compare/v0.19.1...v2.0.0)

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

package.json

@@ -39,7 +39,7 @@
     "postcss-preset-env": "^6.7.0",
     "sass-loader": "^7.3.1",
     "shx": "^0.3.3",
-    "style-loader": "^0.23.1",
+    "style-loader": "^2.0.0",
     "stylelint": "^13.11.0",
     "stylelint-config-standard": "^20.0.0",
     "webpack": "^3.10.0",