Update getting-started.md

comma is making object invalid json

docs/articles/getting-started.md

@@ -46,7 +46,7 @@ Open the created directory in your favorite text editor and add a new file calle
 var Sequelize = require('sequelize')
   , sequelize = new Sequelize('database_name', 'username', 'password', {
       dialect: "mysql", // or 'sqlite', 'postgres', 'mariadb', 'mssql'
-      port:    3306, // or 5432 (for postgres)
+      port:    3306 // or 5432 (for postgres)
     });
 
 sequelize