Merge "Revert "Revert "Set a default ACL on /data/media/userId.""" am: 2e8f0d438b am: 62ed9d52db am: dd6ebf8878

Original change: https://android-review.googlesource.com/c/platform/system/vold/+/1566179

MUST ONLY BE SUBMITTED BY AUTOMERGER

Change-Id: Id79ce8f618bf52e166cb0d0dbec0856c1435581e