doc: Remove old example from cockpit.conf manual page
doc: Remove old example from cockpit.conf manual page

Closes #3849
Reviewed-by: Peter <a316049dd34607c62d4611d63ab22a6454add223@redhat.com>

matobet/cockpit,mvollmer/cockpit,andreasn/cockpit,moraleslazaro/cockpit,arilivigni/cockpit,martinpitt/cockpit,harishanand95/cockpit,mvollmer/cockpit,dperpeet/cockpit,petervo/cockpit,larskarlitski/cockpit,xhad/cockpit,moraleslazaro/cockpit,larsu/cockpit,Scribery/cockpit,larskarlitski/cockpit,michalskrivanek/cockpit,cockpituous/cockpit,larsu/cockpit,garrett/cockpit,stefwalter/cockpit,larsu/cockpit,cockpit-project/cockpit,mareklibra/cockpit,matobet/cockpit,larskarlitski/cockpit,deryni/cockpit,mareklibra/cockpit,larskarlitski/cockpit,mvollmer/cockpit,cockpituous/cockpit,SotolitoLabs/cockpit,SotolitoLabs/cockpit,arilivigni/cockpit,cockpit-project/cockpit,stefwalter/cockpit,larsu/cockpit,petervo/cockpit,moraleslazaro/cockpit,moraleslazaro/cockpit,stefwalter/cockpit,vanloswang/cockpit,mareklibra/cockpit,vanloswang/cockpit,SotolitoLabs/cockpit,michalskrivanek/cockpit,matobet/cockpit,dperpeet/cockpit,andreasn/cockpit,mareklibra/cockpit,dperpeet/cockpit,petervo/cockpit,michalskrivanek/cockpit,martinpitt/cockpit,matobet/cockpit,cockpituous/cockpit,michalskrivanek/cockpit,larsu/cockpit,vanloswang/cockpit,andreasn/cockpit,xhad/cockpit,xhad/cockpit,dperpeet/cockpit,harishanand95/cockpit,michalskrivanek/cockpit,arilivigni/cockpit,sgallagher/cockpit,cockpituous/cockpit,xhad/cockpit,sgallagher/cockpit,petervo/cockpit,mvollmer/cockpit,mareklibra/cockpit,petervo/cockpit,deryni/cockpit,vanloswang/cockpit,xhad/cockpit,harishanand95/cockpit,arilivigni/cockpit,SotolitoLabs/cockpit,Scribery/cockpit,martinpitt/cockpit,larskarlitski/cockpit,larskarlitski/cockpit,martinpitt/cockpit,larsu/cockpit,cockpit-project/cockpit,arilivigni/cockpit,andreasn/cockpit,andreasn/cockpit,garrett/cockpit,dperpeet/cockpit,sgallagher/cockpit,deryni/cockpit,xhad/cockpit,michalskrivanek/cockpit,vanloswang/cockpit,mareklibra/cockpit,sgallagher/cockpit,arilivigni/cockpit,stefwalter/cockpit,arilivigni/cockpit,petervo/cockpit,petervo/cockpit,stefwalter/cockpit,Scribery/cockpit,garrett/cockpit,Scribery/cockpit,harishanand95/cockpit,mvollmer/cockpit,cockpituous/cockpit,deryni/cockpit,dperpeet/cockpit,garrett/cockpit,SotolitoLabs/cockpit,garrett/cockpit,harishanand95/cockpit,moraleslazaro/cockpit,mareklibra/cockpit,stefwalter/cockpit,moraleslazaro/cockpit,cockpituous/cockpit,harishanand95/cockpit,andreasn/cockpit,matobet/cockpit,michalskrivanek/cockpit,vanloswang/cockpit,vanloswang/cockpit,harishanand95/cockpit,cockpit-project/cockpit,dperpeet/cockpit,Scribery/cockpit,larskarlitski/cockpit,stefwalter/cockpit,deryni/cockpit,SotolitoLabs/cockpit,andreasn/cockpit,deryni/cockpit,Scribery/cockpit,sgallagher/cockpit,xhad/cockpit,cockpit-project/cockpit,Scribery/cockpit,SotolitoLabs/cockpit,sgallagher/cockpit,sgallagher/cockpit,deryni/cockpit,martinpitt/cockpit,moraleslazaro/cockpit,matobet/cockpit