BTAudio HAL: implement changes for DSA Over LEA

Test: atest VtsHalBluetoothAudioTargetTest
Bug: 270987427
(cherry picked from https://googleplex-android-review.googlesource.com/q/commit:f6a9577ac7585a5c284896736ba3508f7ed7528a)
Merged-In: I341e3af726da7870e23f5bb0943066ebcdd34e35
Change-Id: I341e3af726da7870e23f5bb0943066ebcdd34e35
1 file changed