Merge "Audio: add system usage to audio policy engine schemas" into...

Merge "Audio: add system usage to audio policy engine schemas" into stage-aosp-udc-ts-dev am: 8a3fb6b9

Original change: https://googleplex-android-review.googlesource.com/c/platform/hardware/interfaces/+/24503033



Change-Id: Ifbea603e659ba6dbc06395c4b66949cb9b3d0bee
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>