Merge "BluetoothLeAudio: Improve handling lead device disconnection" into tm-dev am: 38d7e669

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/modules/Bluetooth/+/17989830



Change-Id: Ic9801d7fced0fc3eac441320b711fb0c454fb68c
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>