Merge "audio: Add audio_policy_configuration.xsd for the parser" am: b40d5856bc am: 4a4257a552 am: 5196e6b41f

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

Change-Id: Ib672da93bdc2edde0ddbb8ecc1c5cd35115a8125
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>