Merge "Avoid killing the FUSE daemon during unmount" am: 05bb5cc71e

Original change: https://android-review.googlesource.com/c/platform/system/vold/+/1614817

MUST ONLY BE SUBMITTED BY AUTOMERGER

Change-Id: I25ce3bb0d699478ac00ca25a72d3b4dd0c63d2c1