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/call/src/call_settings.rs

@@ -7,7 +7,6 @@ use settings::Settings;
 #[derive(Deserialize, Debug)]
 pub struct CallSettings {
     pub mute_on_join: bool,
-    pub share_on_join: bool,
 }
 
 /// Configuration of voice calls in Zed.
@@ -17,11 +16,6 @@ pub struct CallSettingsContent {
     ///
     /// Default: false
     pub mute_on_join: Option<bool>,
-
-    /// Whether your current project should be shared when joining an empty channel.
-    ///
-    /// Default: true
-    pub share_on_join: Option<bool>,
 }
 
 impl Settings for CallSettings {