Merge pull request #454 from KnisterPeter/greenkeeper/nyc-11.4.1

Update nyc to the latest version 🚀

Author: KnisterPeter

package.json

@@ -54,7 +54,7 @@
     "cz-conventional-changelog": "2.1.0",
     "diff": "3.4.0",
     "execa": "0.8.0",
-    "nyc": "11.3.0",
+    "nyc": "11.4.1",
     "prop-types": "15.6.0",
     "react": "^16.0.0",
     "rimraf": "2.6.2",