audio HAL: initial VTS tests am: e5d747e908 am: 4c6e690f4f

Original change: https://android-review.googlesource.com/c/platform/hardware/interfaces/+/2190588

Change-Id: I240c77c3bbdfc8828084bef12a38301f3ed7d4bd
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>