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

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



Change-Id: I05ddef6a233b326b44d1de36c1a3aeecba1c7b67
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>