Bump mini-css-extract-plugin from 1.6.2 to 2.5.3 (#275)

Bumps [mini-css-extract-plugin](https://github.com/webpack-contrib/mini-css-extract-plugin) from 1.6.2 to 2.5.3.
- [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/v1.6.2...v2.5.3)

---
updated-dependencies:
- dependency-name: mini-css-extract-plugin
  dependency-type: direct:development
  update-type: version-update:semver-major
...

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

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

package.json

@@ -66,7 +66,7 @@
     "file-loader": "^6.2.0",
     "html-loader": "^2.1.2",
     "html-webpack-plugin": "^5.3.1",
-    "mini-css-extract-plugin": "^1.4.0",
+    "mini-css-extract-plugin": "^2.5.3",
     "path-browserify": "^1.0.1",
     "sass": "^1.32.8",
     "sass-loader": "^11.0.1",