Merge "Avatar: Add audio frequency count function to verify the captured audio...

Merge "Avatar: Add audio frequency count function to verify the captured audio in test_music_audio_playback" am: c8c6fe14

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Bluetooth/+/2626514



Change-Id: I83432fbd323a41055bc45a73cb82d6bd69a6b0b0
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>