StartChat: Use AvatarSize.CHAT for avatars

3 jobs for start-chat-join-gc in 2 minutes and 45 seconds (queued for 2 seconds)
Status Job ID Name Coverage
  Test
passed #12196
run-appdata

00:00:05

passed #12195
run-tests

00:02:28

 
  Build
passed #12197
run-build

00:00:11