Merge "bluetooth.audio pass both source and sink metadata" am: f4a4ab1c am:...

Merge "bluetooth.audio pass both source and sink metadata" am: f4a4ab1c am: 4c28e006 am: eaed24f2

Original change: https://android-review.googlesource.com/c/platform/hardware/interfaces/+/1944804

Change-Id: I4cd704337e34b36cb191e13dc4690fa8c5f5385e