Show actual auto-delete timer duration in UI (!1370) · Merge requests · briar / briar

Test instructions:

enable disappearing messages, send a message to a contact
verify that the timer notice you see reads correctly with 7 days
verify that the timer notice your contact sees reads correctly with 7 days
testing other durations would require code modification in ConversationViewModel#setAutoDeleteTimerEnabled()

Show actual auto-delete timer duration in UI