[automerger skipped] aaudio: fix race when disconnecting am: 50fd22f3 am:...

[automerger skipped] aaudio: fix race when disconnecting am: 50fd22f3 am: 7ac6d368 -s ours am: 59ddfc34 -s ours

am skip reason: Change-Id Ib8efde9c2f94f6ab1ba3475d88b45d373cc8d3bb with SHA-1 8e2255ad is in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/av/+/11793980

MUST ONLY BE SUBMITTED BY AUTOMERGER

Change-Id: I5207731642d680402939c93e28a4a74fd24a6232