Merge "AAudio: fix command thread busy loop after disconnection." into udc-dev...

Merge "AAudio: fix command thread busy loop after disconnection." into udc-dev am: 886cc50d am: ffe13804

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/av/+/21958504



Change-Id: I588a18e7633144fe7a1134c93d803fbb472d60c8
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>