Merge "Sync audio_policy_engine_configuration.xsd with the SDK" am: e8c9684d68 am: cdc677afa4 am: 74693ba072 am: 5c057f6c60

Original change: https://android-review.googlesource.com/c/platform/hardware/interfaces/+/2221636

Change-Id: Idb61ab3949f7cd6cdc15b917591dd6a55db14a32
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>