[Audiosharing] Clean up dup codes

Bug: 305620450
Flag: com.android.settingslib.flags.enable_le_audio_sharing
Test: atest
Change-Id: Ife2bf26d78e522dc51891be633d6635883923de3

src/com/android/settings/connecteddevice/audiosharing/AudioSharingDevicePreferenceController.java

@@ -296,7 +296,7 @@ public class AudioSharingDevicePreferenceController extends BasePreferenceContro
 
     @Override
     public int getAvailabilityStatus() {
-        return AudioSharingUtils.isFeatureEnabled() && mBluetoothDeviceUpdater != null
+        return BluetoothUtils.isAudioSharingEnabled() && mBluetoothDeviceUpdater != null
                 ? AVAILABLE_UNSEARCHABLE
                 : UNSUPPORTED_ON_DEVICE;
     }