Merge "audio VTS: Consider only attached devices for stream tests" am: 1323e4bd90 am: 384ecfa68e am: d511b36e35 am: 79418d5eb7

Original change: https://android-review.googlesource.com/c/platform/hardware/interfaces/+/1895277

Change-Id: I6cb3024221806a11129f8a077b8964a0a118cc9e