Merge "topshim: a2dp: Avoid leaking the reference of a stack object" into main am: 7045fa1c

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Bluetooth/+/3343640



Change-Id: Ibe670110bdfa968cc8786f3aee151099ebd21739
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>