Merge "audioflinger: fix duplicating track start with a2dp output suspended"...

Merge "audioflinger: fix duplicating track start with a2dp output suspended" into udc-dev am: a8cb431d

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/av/+/23370200



Change-Id: I305d90b07f03914e0d7f53162e5b3a52e03ec828
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>