Merge "audiopolicy: Enable switching from Unicast to Broadcast" into tm-qpr-dev am: 9c440842

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/av/+/19430789



Change-Id: Idc6ce708a028878bb1c32eea6f31ee0f435662dc
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>