Add audio_input_flags_t to HAL open_input_stream

Change-Id: I3519bfa45809e064d19473ebe6489c5249d306a8
diff --git a/modules/audio_remote_submix/audio_hw.cpp b/modules/audio_remote_submix/audio_hw.cpp
index c7e4305..9e824b1 100644
--- a/modules/audio_remote_submix/audio_hw.cpp
+++ b/modules/audio_remote_submix/audio_hw.cpp
@@ -1373,7 +1373,8 @@
                                   audio_io_handle_t handle,
                                   audio_devices_t devices,
                                   struct audio_config *config,
-                                  struct audio_stream_in **stream_in)
+                                  struct audio_stream_in **stream_in,
+                                  audio_input_flags_t flags __unused)
 {
     struct submix_audio_device *rsxadev = audio_hw_device_get_submix_audio_device(dev);
     struct submix_stream_in *in;