revert single channel click (#7738)

- Revert "collab tweaks (#7706)"
- Revert "2112 (#7640)"
- Revert "single click channel (#7596)"
- Reserve protobufs
- Don't revert migrations

Release Notes:

- N/A

**or**

- N/A

crates/collab_ui/src/collab_ui.rs

@@ -22,7 +22,10 @@ pub use panel_settings::{
 use settings::Settings;
 use workspace::{notifications::DetachAndPromptErr, AppState};
 
-actions!(collab, [ToggleScreenSharing, ToggleMute, LeaveCall]);
+actions!(
+    collab,
+    [ToggleScreenSharing, ToggleMute, ToggleDeafen, LeaveCall]
+);
 
 pub fn init(app_state: &Arc<AppState>, cx: &mut AppContext) {
     CollaborationPanelSettings::register(cx);
@@ -82,6 +85,12 @@ 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>,