Merge "audio: Add audio_policy_configuration.xsd for the parser" am: b40d5856bc

Original change: https://android-review.googlesource.com/c/platform/hardware/interfaces/+/2277566

Change-Id: Ife3b081af873482e7f1df2e7231a9a5aa5322a74
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>