Merge "Revert "Set a default ACL on /data/media/userId."" am: 6836a8bda7

Original change: https://android-review.googlesource.com/c/platform/system/vold/+/1535266

MUST ONLY BE SUBMITTED BY AUTOMERGER

Change-Id: I6148b6f31eda0d01f1db2fc324b6f3425f5eb4ed