Merge "le_audio: Introduce Sink listening mode" into main am: d6fac7e1

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Bluetooth/+/2797698



Change-Id: I9f276444e3ebf34b517c45a3fcc6c3e427551393
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>