chore(package): update stylelint to version 11.0.0

Closes #38

Author: greenkeeper[bot]

package.json

@@ -59,7 +59,7 @@
 				"sass-loader": "^6.0.5",
 				"standard": "^11.0.0",
 				"style-loader": "^0.20.0",
-				"stylelint": "^9.1.3",
+				"stylelint": "^11.0.0",
 				"stylelint-config-standard": "^18.0.0",
 				"svg-inline-loader": "^0.8.0",
 				"url-loader": "^1.0.0",