aosp aidl bluetooth audio hal implementation

Bug: 228804498
Test: atest VtsHalAudioCoreTargetTest
Change-Id: Id5fb60fe53ead9f5d2e6ecbb9988a23835cf2509
(cherry picked from commit b03b5c4a06f74ce5d3afa57ad6f640cc23377992)
Merged-In: Id5fb60fe53ead9f5d2e6ecbb9988a23835cf2509
13 files changed