[automerger skipped] Merge "Make init.userspace_reboot.is_supported a rw property" into rvc-dev am: 1524571ff3 -s ours

am skip reason: Change-Id Ie3604b315a5d2a846037064ad9a29258f2cad9d0 with SHA-1 bb9699c2e1 is in history

Change-Id: Ia66cd565c4dad4fd49552c8e99bb50bddd5a990b