Merge "HeadsetPhoneState: Synchronize startListenForPhoneState to prevent race...

Merge "HeadsetPhoneState: Synchronize startListenForPhoneState to prevent race condition" am: ffdcb1c0 am: ae014045 am: b5db40e5 am: 5498e937 am: ef6ee67b

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Bluetooth/+/2075220



Change-Id: I69ee78aa60edf688e7db807c68c81cc68d3f5dc1
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>