Sort imports

Having consistent import order will reduce chance of merge
conflict between internal and external master

Test: rebuild
Change-Id: I0b1a170967ddcce7f388603fd521f6ed1eeba30b

src/com/android/settings/bluetooth/AvailableMediaBluetoothDeviceUpdater.java

@@ -20,12 +20,12 @@ import android.content.Context;
 import android.media.AudioManager;
 import android.util.Log;
 
+import androidx.preference.Preference;
+
 import com.android.settings.connecteddevice.DevicePreferenceCallback;
 import com.android.settings.dashboard.DashboardFragment;
 import com.android.settingslib.bluetooth.CachedBluetoothDevice;
 
-import androidx.preference.Preference;
-
 /**
  * Controller to maintain available media Bluetooth devices
  */