docs(tutorial/step_04): fix syntactic error (add missing 'a')
Closes #14860
J
jfisher446 committed
dcf8aab85d37d7723cadfce35e8537c632094146
Parent: 7b50f49
Committed by Georgios Kalpakas <kalpakas.g@gmail.com>
on 7/4/2016, 5:41:07 AM