add pivot

Author: rzdor

articles/communication-services/how-tos/calling-sdk/raise-hand.md

@@ -9,6 +9,7 @@ ms.subservice: calling
 ms.topic: how-to 
 ms.date: 09/09/2022
 ms.custom: template-how-to
+zone_pivot_groups: acs-web-android
 
 #Customer intent: As a developer, I want to learn how to send and receive Raise Hand state using SDK.
 ---