chore(package): update standard to version 14.3.0

Closes #56

Author: greenkeeper[bot]

package.json

@@ -36,7 +36,7 @@
     "pre-commit": "^1.2.2",
     "sinon": "^7.3.2",
     "smtp-server": "^3.5.0",
-    "standard": "^12.0.1"
+    "standard": "^14.3.0"
   },
   "standard": {
     "globals": [