single click channel (#7596)

- Open channel notes and chat on channel click
- WIP
- Fix compile error
- Don't join live kit until requested
- Track in_call state separately from in_room



Release Notes:

- Improved channels: you can now be in a channel without joining the
audio call automatically

**or**

- N/A

---------

Co-authored-by: Nathan Sobo <nathan@zed.dev>

crates/collab_ui/src/collab_ui.rs

@@ -22,10 +22,7 @@ pub use panel_settings::{
 use settings::Settings;
 use workspace::{notifications::DetachAndPromptErr, AppState};
 
-actions!(
-    collab,
-    [ToggleScreenSharing, ToggleMute, ToggleDeafen, LeaveCall]
-);
+actions!(collab, [ToggleScreenSharing, ToggleMute, LeaveCall]);
 
 pub fn init(app_state: &Arc<AppState>, cx: &mut AppContext) {
     CollaborationPanelSettings::register(cx);
@@ -85,12 +82,6 @@ pub fn toggle_mute(_: &ToggleMute, cx: &mut AppContext) {
     }
 }
 
-pub fn toggle_deafen(_: &ToggleDeafen, cx: &mut AppContext) {
-    if let Some(room) = ActiveCall::global(cx).read(cx).room().cloned() {
-        room.update(cx, |room, cx| room.toggle_deafen(cx));
-    }
-}
-
 fn notification_window_options(
     screen: Rc<dyn PlatformDisplay>,
     window_size: Size<Pixels>,