Hide the chat message editor when there is no active chat (#7441)

This PR makes it so the chat message editor is hidden when not in an
active chat.

Release Notes:

- Changed the chat message editor to be hidden when not in an active
chat.
56f7f18033Marshall Bowers committed on 2/6/2024, 3:18:17 PM· committed by GitHubparentb2ce515
1 file changedLine totals unavailable