test: Update testlib.sh with correct default TEST_OS
test: Update testlib.sh with correct default TEST_OS

Reviewed-by: Dominik Perpeet <f7830b2723a5db4fc185058b06cfab4b89a38da9@redhat.com>

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