Remove gtkblist
Review Request #2893 — Created Dec. 29, 2023 and submitted
The only thing that was still being used here was the join chat dialog which we're migrating everything over to join channel so it didn't make sense to keep it around.
Consulted with the turtles and connected a demo and ircv3 account.
| Summary | ID |
|---|---|
| 8a25c5def119889762e31db20947c5fa2f26aaa9 |
