Update dependency css-loader to v3.5.2

Author: renovate-bot

package.json

@@ -11,7 +11,7 @@
     "@testing-library/jest-dom": "5.1.1",
     "@testing-library/react": "9.4.1",
     "babel-loader": "8.0.6",
-    "css-loader": "3.4.2",
+    "css-loader": "3.5.2",
     "eslint": "6.8.0",
     "eslint-config-standard": "12.0.0",
     "eslint-config-standard-react": "7.0.2",