Add engine configuration to the AIDL Audio HAL interface. am: db11b2db44

Original change: https://android-review.googlesource.com/c/platform/hardware/interfaces/+/2215431

Change-Id: If172d08a6fe2705aa9a307b6c7098cacb8d54279
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>