Merge branch 'DDOC-1445-Embeddable-Hubs-AI-Chat' of github.com:box/developer.box.com into staging

Author: anastasiaberyoza

content/guides/embed/box-embed.md

@@ -205,7 +205,6 @@ In **Chat button** mode, the AI chat widget opens after the user clicks the butt
 
   ![Chat button mode](./chat-button.png)
 
-
 #### Chat button parameters
 
 The **Chat button** mode supports the following parameters: