Update Definitions.js

Author: dblythy

src/Options/Definitions.js

@@ -27,6 +27,7 @@ module.exports.ParseServerOptions = {
     env: 'PARSE_SERVER_ALLOW_HEADERS',
     help: 'Add headers to Access-Control-Allow-Headers',
     action: parsers.arrayParser,
+  },
   allowOrigin: {
     env: 'PARSE_SERVER_ALLOW_ORIGIN',
     help: 'Sets the origin to Access-Control-Allow-Origin',