Bump mini-css-extract-plugin from 2.3.0 to 2.9.3

Bumps [mini-css-extract-plugin](https://github.com/webpack-contrib/mini-css-extract-plugin) from 2.3.0 to 2.9.3.
- [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](webpack-contrib/mini-css-extract-plugin@v2.3.0...v2.9.3)

---
updated-dependencies:
- dependency-name: mini-css-extract-plugin
  dependency-version: 2.9.3
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

package-lock.json

@@ -172,7 +172,7 @@
     "jest-environment-jsdom": "29.7.0",
     "jquery": "3.7.1",
     "lint-staged": "10.5.4",
-    "mini-css-extract-plugin": "2.9.3",
+    "mini-css-extract-plugin": "2.9.4",
     "moment": "2.29.4",
     "msw": "1.3.2",
     "node-wp-i18n": "1.2.5",