[automerger skipped] Audio: add system usage to audio policy engine schemas...

[automerger skipped] Audio: add system usage to audio policy engine schemas am: d2ab30cb am: 2c17a95f am: 8f6b57b5 -s ours am: 3ba59d77 -s ours am: e6056df5 -s ours am: adbd1e64 -s ours

am skip reason: Merged-In I49a8d3cfeb45eddc95ad6ab4a33b0adf0585cde2 with SHA-1 e284266e is already in history

Original change: https://android-review.googlesource.com/c/platform/hardware/interfaces/+/2719503



Change-Id: Ibea17361d68b8d5c0acf86c85a5c25ae4d957571
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>