Rodio audio (#37786)

Adds input to the experimental rodio_audio pipeline.

Enable with:
```json
"audio": {
  "experimental.rodio_audio": true
}
```

Additionally enables automatic volume 
control for incoming audio:
```json
"audio": {
  "experimental.control_output_volume": true
}
```

Release Notes:

- N/A

crates/livekit_client/src/test.rs

@@ -728,6 +728,8 @@ impl Room {
 
     pub async fn publish_local_microphone_track(
         &self,
+        _track_name: String,
+        _is_staff: bool,
         cx: &mut AsyncApp,
     ) -> Result<(LocalTrackPublication, AudioStream)> {
         self.local_participant().publish_microphone_track(cx).await