chore: clean Android voice build warnings

crates/chanora_audio/src/android_voice_unit.rs

@@ -139,7 +139,6 @@ struct AndroidCaptureState {
     opus_out: [u8; crate::opus_voice::MAX_OPUS_FRAME],
     voice_out_tx: mpsc::Sender<OutPacket>,
     transmit_active: Arc<AtomicBool>,
-    output_muted: Arc<AtomicBool>,
     frames_sent: Arc<AtomicU32>,
     mic_gain: f32,
     voice_activity_selector: Option<Arc<crate::TransmitModeSelector>>,
@@ -166,7 +165,6 @@ impl AndroidCaptureState {
     fn new(
         voice_out_tx: mpsc::Sender<OutPacket>,
         transmit_active: Arc<AtomicBool>,
-        output_muted: Arc<AtomicBool>,
         frames_sent: Arc<AtomicU32>,
         mic_gain: f32,
         voice_activity_selector: Option<Arc<crate::TransmitModeSelector>>,
@@ -191,7 +189,6 @@ impl AndroidCaptureState {
             opus_out: [0u8; crate::opus_voice::MAX_OPUS_FRAME],
             voice_out_tx,
             transmit_active,
-            output_muted,
             frames_sent,
             mic_gain,
             voice_activity_selector,
@@ -669,7 +666,6 @@ impl AndroidVoiceUnit {
             AndroidCaptureState::new(
                 params.voice_out_tx,
                 params.transmit_active,
-                params.output_muted.clone(),
                 params.frames_sent,
                 params.mic_gain,
                 params.voice_activity_selector,