bz127042 fix: kill gnbd_monitor when all uncached gnbds have been removed
bz127042 fix: kill gnbd_monitor when all uncached gnbds have been removed

stevenraspudic/resource-agents,stevenraspudic/resource-agents,stevenraspudic/resource-agents,asp24/resource-agents,asp24/resource-agents,asp24/resource-agents