chore(deps-dev): bump mini-css-extract-plugin from 2.6.0 to 2.7.6 (#8719)

Bumps [mini-css-extract-plugin](https://github.com/webpack-contrib/mini-css-extract-plugin) from 2.6.0 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/mini-css-extract-plugin@v2.6.0...v2.7.6)

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

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: cweitat <cweitat@gmail.com>

Author: dependabot[bot]

package.json

@@ -145,7 +145,7 @@
     "leaflet": "^1.8.0",
     "loader.js": "^4.7.0",
     "lodash-es": "^4.17.21",
-    "mini-css-extract-plugin": "^2.6.0",
+    "mini-css-extract-plugin": "^2.7.6",
     "moment-timezone": "^0.5.31",
     "npm-run-all": "^4.1.5",
     "object-to-formdata": "^4.4.2",

yarn.lock

@@ -12817,10 +12817,10 @@ min-document@^2.19.0:
   dependencies:
     dom-walk "^0.1.0"
 
-mini-css-extract-plugin@^2.6.0:
-  version "2.6.0"
-  resolved "https://registry.yarnpkg.com/mini-css-extract-plugin/-/mini-css-extract-plugin-2.6.0.tgz#578aebc7fc14d32c0ad304c2c34f08af44673f5e"
-  integrity sha512-ndG8nxCEnAemsg4FSgS+yNyHKgkTB4nPKqCOgh65j3/30qqC5RaSQQXMm++Y6sb6E1zRSxPkztj9fqxhS1Eo6w==
+mini-css-extract-plugin@^2.7.6:
+  version "2.7.6"
+  resolved "https://registry.yarnpkg.com/mini-css-extract-plugin/-/mini-css-extract-plugin-2.7.6.tgz#282a3d38863fddcd2e0c220aaed5b90bc156564d"
+  integrity sha512-Qk7HcgaPkGG6eD77mLvZS1nmxlao3j+9PkrT9Uc7HAE1id3F41+DdBRYRYkbyfNRGzm8/YWtzhw7nVPmwhqTQw==
   dependencies:
     schema-utils "^4.0.0"