Merge "Allow composd to delete ART staging files" am: 3a7e19c3d4 am: 87e317d603 am: b8386e1027

Original change: https://android-review.googlesource.com/c/platform/system/sepolicy/+/1925960

Change-Id: I7a1fdfc7b86f8b3da065f4ce6a6faabf9edc396b