Merge "Properly init bta::av::bta_av_aact message structures 6/20" am: 406a3924 am: 791259bd

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Bluetooth/+/2323923



Change-Id: Id8e0411c553d6cd1dc8eabc5bcf2a8616b5acb1c
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>