shell: Reverse order of index and branding CSS in stub version <head>.
shell: Reverse order of index and branding CSS in stub version <head>.

Closes #5050
Reviewed-by: Peter <a316049dd34607c62d4611d63ab22a6454add223@redhat.com>

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