chore(deps): update dependency css-loader to v3.2.1 (#496)

Author: renovate[bot]

package-lock.json

@@ -52,7 +52,7 @@
     "copy-webpack-plugin": "5.0.5",
     "core-js": "2.6.10",
     "cross-env": "6.0.3",
-    "css-loader": "3.2.0",
+    "css-loader": "3.2.1",
     "eslint": "6.7.2",
     "eslint-config-standard": "14.1.0",
     "eslint-plugin-html": "6.0.0",