Update dependency css-loader to v3.5.0 (#4537)

Author: renovate-bot

package-lock.json

@@ -53,7 +53,7 @@
     "browserslist": "4.11.1",
     "core-js": "3.6.4",
     "cross-env": "7.0.2",
-    "css-loader": "3.4.2",
+    "css-loader": "3.5.0",
     "cssnano": "4.1.10",
     "enzyme": "3.11.0",
     "eslint": "6.8.0",