Merge pull request #5333 from learningequality/dependabot/npm_and_yarn/mini-css-extract-plugin-2.9.4

chore(deps-dev): bump mini-css-extract-plugin from 2.9.2 to 2.9.4

Author: rtibbles

package.json

@@ -142,7 +142,7 @@
     "jest-serializer-vue": "^3.1.0",
     "kolibri-format": "1.0.1",
     "kolibri-tools": "0.18.2",
-    "mini-css-extract-plugin": "^2.8.1",
+    "mini-css-extract-plugin": "^2.9.4",
     "node-sass": "9.0.0",
     "npm-run-all": "^4.1.3",
     "postcss-html": "^1.8.0",