Update for Set-TeamPicture

Author: islubin

teams/teams-ps/teams/Set-TeamPicture.md

@@ -14,7 +14,7 @@ Update the team picture.
 Note: the command will return immediately, but the Teams application will not reflect the update immediately. 
 The Teams application may need to be open for up to an hour before changes are reflected. 
 
-Note: this cmdlet is not support in special government environments (TeamsGCCH and TeamsDoD)
+Note: this cmdlet is not support in special government environments (TeamsGCCH and TeamsDoD) and is currently only supported in our beta release.
 
 ## SYNTAX