Bump mini-css-extract-plugin from 2.7.7 to 2.8.0

Bumps [mini-css-extract-plugin](https://github.com/webpack-contrib/mini-css-extract-plugin) from 2.7.7 to 2.8.0.
- [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/v2.7.7...v2.8.0)

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

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

package.json

@@ -31,7 +31,7 @@
     "jquery-ujs": "^1.2.3",
     "jstree": "^3.3.16",
     "keycharm": "^0.4.0",
-    "mini-css-extract-plugin": "^2.7.7",
+    "mini-css-extract-plugin": "^2.8.0",
     "moment": "^2.30.1",
     "opensans-webkit": "^1.1.0",
     "pnp-webpack-plugin": "^1.7.0",

yarn.lock

@@ -2801,7 +2801,7 @@ __metadata:
     jquery-ujs: "npm:^1.2.3"
     jstree: "npm:^3.3.16"
     keycharm: "npm:^0.4.0"
-    mini-css-extract-plugin: "npm:^2.7.7"
+    mini-css-extract-plugin: "npm:^2.8.0"
     moment: "npm:^2.30.1"
     opensans-webkit: "npm:^1.1.0"
     pnp-webpack-plugin: "npm:^1.7.0"
@@ -5124,14 +5124,15 @@ __metadata:
   languageName: node
   linkType: hard
 
-"mini-css-extract-plugin@npm:^2.7.7":
-  version: 2.7.7
-  resolution: "mini-css-extract-plugin@npm:2.7.7"
+"mini-css-extract-plugin@npm:^2.8.0":
+  version: 2.8.0
+  resolution: "mini-css-extract-plugin@npm:2.8.0"
   dependencies:
     schema-utils: "npm:^4.0.0"
+    tapable: "npm:^2.2.1"
   peerDependencies:
     webpack: ^5.0.0
-  checksum: e22f76d96966ee4dfc1318e0f4c45ac75638932df468dc7d103094e1c97cb2d01ea7ccfb354e39d9e57d1971218cdc92678b9c8676472b2f1f801bb514967c44
+  checksum: fb69af136831451e7a8ab993996adedd74559fd5819fb75e53316e0b1b44bc5ea88a8fae17d39df3265f119be28a7be13054f3f99710f1394e16879eb51ad623
   languageName: node
   linkType: hard
 
@@ -6873,7 +6874,7 @@ __metadata:
   languageName: node
   linkType: hard
 
-"tapable@npm:^2.0, tapable@npm:^2.1.1, tapable@npm:^2.2.0":
+"tapable@npm:^2.0, tapable@npm:^2.1.1, tapable@npm:^2.2.0, tapable@npm:^2.2.1":
   version: 2.2.1
   resolution: "tapable@npm:2.2.1"
   checksum: bc40e6efe1e554d075469cedaba69a30eeb373552aaf41caeaaa45bf56ffacc2674261b106245bd566b35d8f3329b52d838e851ee0a852120acae26e622925c9