Merge "audio: add Bluetooth LE Audio broadcast device" am: 26d7800efa am: 29a988bf35 am: a2f5911452

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/1978307

Change-Id: I4c155442d6b62fbe48f03847c2722eb6d3d580a1