Update dependency style-loader to v1.2.0

Author: renovate-bot

package.json

@@ -125,7 +125,7 @@
     "prettier": "2.0.5",
     "pretty-quick": "2.0.1",
     "sass-loader": "8.0.2",
-    "style-loader": "1.1.4",
+    "style-loader": "1.2.0",
     "webpack": "4.43.0",
     "webpack-cli": "3.3.11",
     "webpack-dev-server": "3.10.3",