Fix parameter validation bug (#12759)
Fix parameter validation bug (#12759)

nuclear-wizard/moose,harterj/moose,YaqiWang/moose,lindsayad/moose,dschwen/moose,permcody/moose,laagesen/moose,SudiptaBiswas/moose,idaholab/moose,dschwen/moose,bwspenc/moose,lindsayad/moose,bwspenc/moose,jessecarterMOOSE/moose,SudiptaBiswas/moose,harterj/moose,jessecarterMOOSE/moose,harterj/moose,jessecarterMOOSE/moose,laagesen/moose,sapitts/moose,lindsayad/moose,harterj/moose,jessecarterMOOSE/moose,SudiptaBiswas/moose,permcody/moose,YaqiWang/moose,nuclear-wizard/moose,milljm/moose,andrsd/moose,idaholab/moose,jessecarterMOOSE/moose,lindsayad/moose,sapitts/moose,dschwen/moose,SudiptaBiswas/moose,bwspenc/moose,dschwen/moose,laagesen/moose,idaholab/moose,andrsd/moose,idaholab/moose,nuclear-wizard/moose,laagesen/moose,sapitts/moose,sapitts/moose,milljm/moose,YaqiWang/moose,dschwen/moose,milljm/moose,milljm/moose,bwspenc/moose,lindsayad/moose,permcody/moose,idaholab/moose,nuclear-wizard/moose,milljm/moose,andrsd/moose,bwspenc/moose,YaqiWang/moose,permcody/moose,andrsd/moose,sapitts/moose,andrsd/moose,SudiptaBiswas/moose,laagesen/moose,harterj/moose