Merge "vold: fix write kbytes handling" am: 13a57d2a am: 486c3507 am: d4680bb5 am: bfb937b0

Original change: https://android-review.googlesource.com/c/platform/system/vold/+/2507268



Change-Id: I4dc76496659ca8cc3c773a5ec05ec75bd7d4af04
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>