You miss one step and that will make you look like a dunce!  It was not added to the baseline, therefore it did not know it was outdated.   Happy Monday!
I have 3 ESXi hosts that are outdated yet openmamage only shows two of them outdated, I've reset the iDRAC of the one server not showing as needing updates as well as rebooted the openmanage appliance, I also deleted the server from openmanage and re added it with no change, why is this happening? 
Openmanage Enterprise