Merge "Remove write permission from file mode of top-level user dirs" am: c7315030 am: 55593258

Original change: https://android-review.googlesource.com/c/platform/system/vold/+/2617599



Change-Id: I81dbb99fb7641e27cfb49c97525e045bf5968692
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>