Merge "audio: Add audio_policy_configuration.xsd for the parser" am: b40d5856 am: 4a4257a5

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



Change-Id: I7bdb9356ff21dbd1c1f6267ca28c5d9348ba8719
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>