ws: Only add Organization field to certificate when machine-id is not blank
ws: Only add Organization field to certificate when machine-id is not blank

Fixes #7449
Closes #7450
garrett/cockpit,moraleslazaro/cockpit,xhad/cockpit,mareklibra/cockpit,SotolitoLabs/cockpit,SotolitoLabs/cockpit,michalskrivanek/cockpit,mareklibra/cockpit,harishanand95/cockpit,xhad/cockpit,SotolitoLabs/cockpit,stefwalter/cockpit,harishanand95/cockpit,martinpitt/cockpit,moraleslazaro/cockpit,mvollmer/cockpit,mvollmer/cockpit,cockpituous/cockpit,moraleslazaro/cockpit,SotolitoLabs/cockpit,stefwalter/cockpit,petervo/cockpit,andreasn/cockpit,petervo/cockpit,andreasn/cockpit,larskarlitski/cockpit,larskarlitski/cockpit,larsu/cockpit,moraleslazaro/cockpit,michalskrivanek/cockpit,deryni/cockpit,andreasn/cockpit,stefwalter/cockpit,michalskrivanek/cockpit,harishanand95/cockpit,garrett/cockpit,mareklibra/cockpit,moraleslazaro/cockpit,xhad/cockpit,xhad/cockpit,michalskrivanek/cockpit,Scribery/cockpit,garrett/cockpit,SotolitoLabs/cockpit,michalskrivanek/cockpit,mareklibra/cockpit,michalskrivanek/cockpit,moraleslazaro/cockpit,mareklibra/cockpit,andreasn/cockpit,xhad/cockpit,mvollmer/cockpit,SotolitoLabs/cockpit,cockpit-project/cockpit,stefwalter/cockpit,petervo/cockpit,harishanand95/cockpit,Scribery/cockpit,cockpit-project/cockpit,Scribery/cockpit,andreasn/cockpit,cockpit-project/cockpit,larsu/cockpit,SotolitoLabs/cockpit,Scribery/cockpit,deryni/cockpit,martinpitt/cockpit,petervo/cockpit,martinpitt/cockpit,deryni/cockpit,deryni/cockpit,stefwalter/cockpit,xhad/cockpit,stefwalter/cockpit,cockpituous/cockpit,martinpitt/cockpit,mvollmer/cockpit,deryni/cockpit,deryni/cockpit,larskarlitski/cockpit,deryni/cockpit,larskarlitski/cockpit,harishanand95/cockpit,larskarlitski/cockpit,larsu/cockpit,petervo/cockpit,michalskrivanek/cockpit,petervo/cockpit,cockpituous/cockpit,xhad/cockpit,martinpitt/cockpit,harishanand95/cockpit,larsu/cockpit,cockpituous/cockpit,petervo/cockpit,larsu/cockpit,harishanand95/cockpit,mareklibra/cockpit,larsu/cockpit,Scribery/cockpit,stefwalter/cockpit,cockpit-project/cockpit,mareklibra/cockpit,garrett/cockpit,cockpit-project/cockpit,andreasn/cockpit,cockpituous/cockpit,larskarlitski/cockpit,garrett/cockpit,moraleslazaro/cockpit,Scribery/cockpit,mvollmer/cockpit,andreasn/cockpit,larskarlitski/cockpit,Scribery/cockpit,cockpituous/cockpit