Revert "Reboot only userspace to kick FUSE flag change into place"

This reverts commit 41cd8dec.

Reason for revert: b/148423904

IN ADDITION this change adds FuseDaemonHostTest to presubmit only when
StorageManagerService.java has been modified. This should help catch
similar problems in the future.

Change-Id: Ib6864c6686bef801eddbfa7b129431c5f1372b21