Co-authored-by: Dean Herbert <pe@ppy.sh>
Room.Playlist
Room.Duration
Room.StartDate
Room.EndDate
Kinda a weird key. I feel like this deserves a confirmation step unlike mouse clicking the exit button. Addresses https://github.com/ppy/osu/discussions/30471.
Most important changes are to `RoomSubScreen` and `PlaylistsRoomSubScreen`, because those are the only two cases that now bind to the event instead.