Removes extra screenshots and replaces with updated screenshot

Author: annegentle

labs/coding-101-rest-basics-ga/3.md

@@ -56,7 +56,6 @@ Study the Ticket API in APIC-EM:
 * Click **Roll Based Access Control**, then scroll down to **ticket**.
 
 * Click **'POST' /ticket**. This endpoint provides functionality to create a ticket.
-    ![](/posts/files/coding-101-rest-basics-ga/assets/images/refguide3.png)
 
 * The API Reference includes attributes to be sent and returned. The Response portion defines the returned data, including HTTP status codes.