Merge "Add AUDIO_FORMAT_MAT to the list of formats in XSD" am: 84be95b671

Original change: https://android-review.googlesource.com/c/platform/hardware/interfaces/+/1558868

MUST ONLY BE SUBMITTED BY AUTOMERGER

Change-Id: I601029ce5af0be0da0e65c27d7bbfa0db350ae0d