Setting MOOSE_SKIP_DOCS env var triggers skipping docs install
Setting MOOSE_SKIP_DOCS env var triggers skipping docs install

ref #14553

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