Show the other person's real name as the nav2 header subtitle in one-to-one chats (#17042)
Show the other person's real name as the nav2 header subtitle in one-to-one chats (#17042)

* Show the other person's real name as the nav2 header subtitle in one-to-one chats

* keep space

keybase/client,keybase/client,keybase/client,keybase/client,keybase/client,keybase/client,keybase/client,keybase/client,keybase/client,keybase/client,keybase/client,keybase/client