SpatialAudio: Export LatencyMode functions to BluetoothAudioSession

BluetoothAudioSession utility supports latency control functions, so
audio_bluetooth_hw can get / set the LatencyMode easily.

Bug: 214615268
Bug: 218708371
Test: build
Tag: #feature
Change-Id: Ia85581c74fc91f406309539755d60d36c173f5e0
diff --git a/bluetooth/audio/aidl/default/BluetoothAudioProvider.h b/bluetooth/audio/aidl/default/BluetoothAudioProvider.h
index 75794e8..a9f830a 100644
--- a/bluetooth/audio/aidl/default/BluetoothAudioProvider.h
+++ b/bluetooth/audio/aidl/default/BluetoothAudioProvider.h
@@ -68,4 +68,4 @@
 }  // namespace bluetooth
 }  // namespace hardware
 }  // namespace android
-}  // namespace aidl
\ No newline at end of file
+}  // namespace aidl