Bump mini-css-extract-plugin from 2.7.5 to 2.7.6 in /job-dsl-plugin

Bumps [mini-css-extract-plugin](https://github.com/webpack-contrib/mini-css-extract-plugin) from 2.7.5 to 2.7.6.
- [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@v2.7.5...v2.7.6)

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

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

job-dsl-plugin/package.json

@@ -38,7 +38,7 @@
     "html-webpack-plugin": "5.5.1",
     "less": "4.1.3",
     "less-loader": "11.1.1",
-    "mini-css-extract-plugin": "2.7.5",
+    "mini-css-extract-plugin": "2.7.6",
     "style-loader": "3.3.2",
     "webpack": "5.83.1",
     "webpack-cli": "5.1.1",