chore(deps): update dependency css-loader to v3

Author: renovate-bot

package.json

@@ -22,7 +22,7 @@
     "babel-runtime": "^6.11.6",
     "caniuse-lite": "^1.0.30000792",
     "cross-env": "^5.0.1",
-    "css-loader": "^0.28.9",
+    "css-loader": "^3.0.0",
     "eslint": "^7.2.0",
     "eslint-config-prettier": "^6.11.0",
     "eslint-plugin-import": "^2.21.1",