chore(package): update prettier-standard to version 16.2.0

Closes #135

Author: greenkeeper[bot]

package.json

@@ -55,7 +55,7 @@
     "husky": "^3.0.8",
     "jshint": "^2.10.2",
     "mocha": "^6.2.1",
-    "prettier-standard": "^15.0.1",
+    "prettier-standard": "^16.2.0",
     "standard": "^14.3.1"
   }
 }