Update dependency mini-css-extract-plugin to v0.10.0

Author: renovate-bot

package.json

@@ -119,7 +119,7 @@
     "jest-fetch-mock": "3.0.3",
     "jsdom": "16.4.0",
     "lint-staged": "10.2.11",
-    "mini-css-extract-plugin": "0.9.0",
+    "mini-css-extract-plugin": "0.10.0",
     "node-sass": "4.14.1",
     "npm-check-updates": "7.0.4",
     "prettier": "2.0.5",