Merge "Check for SELinux labelling errors" am: 826eef6b33

Original change: https://android-review.googlesource.com/c/platform/system/vold/+/2465051

Change-Id: I55ae26d92455278fb9e687571392083c5859e4d9
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>