Merge "aaudio: prevent very short sleeps in callback thread" into tm-dev am:...

Merge "aaudio: prevent very short sleeps in callback thread" into tm-dev am: a641b58b am: 3c28f684 am: cb5c6be5

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/av/+/17825633



Change-Id: I5f7182d6ae70e421205f89af0e835fb16cfbe181
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>