test: If the tests-policy script fails ignore its output
test: If the tests-policy script fails ignore its output

If the tests-policy script fails with a non-zero exit code
we should ignore its output and just print the original failure
output of the test.

Closes #8388
andreasn/cockpit,moraleslazaro/cockpit,Scribery/cockpit,SotolitoLabs/cockpit,garrett/cockpit,petervo/cockpit,martinpitt/cockpit,moraleslazaro/cockpit,stefwalter/cockpit,cockpituous/cockpit,Scribery/cockpit,Scribery/cockpit,martinpitt/cockpit,petervo/cockpit,SotolitoLabs/cockpit,garrett/cockpit,andreasn/cockpit,petervo/cockpit,cockpituous/cockpit,mareklibra/cockpit,petervo/cockpit,stefwalter/cockpit,moraleslazaro/cockpit,garrett/cockpit,moraleslazaro/cockpit,martinpitt/cockpit,mvollmer/cockpit,andreasn/cockpit,Scribery/cockpit,petervo/cockpit,Scribery/cockpit,deryni/cockpit,petervo/cockpit,deryni/cockpit,cockpituous/cockpit,mvollmer/cockpit,stefwalter/cockpit,moraleslazaro/cockpit,cockpit-project/cockpit,deryni/cockpit,SotolitoLabs/cockpit,cockpit-project/cockpit,mareklibra/cockpit,andreasn/cockpit,SotolitoLabs/cockpit,deryni/cockpit,mvollmer/cockpit,mareklibra/cockpit,deryni/cockpit,moraleslazaro/cockpit,cockpituous/cockpit,martinpitt/cockpit,martinpitt/cockpit,SotolitoLabs/cockpit,stefwalter/cockpit,mareklibra/cockpit,cockpit-project/cockpit,SotolitoLabs/cockpit,cockpit-project/cockpit,stefwalter/cockpit,moraleslazaro/cockpit,deryni/cockpit,garrett/cockpit,cockpituous/cockpit,stefwalter/cockpit,cockpituous/cockpit,mareklibra/cockpit,garrett/cockpit,mareklibra/cockpit,andreasn/cockpit,SotolitoLabs/cockpit,cockpit-project/cockpit,mvollmer/cockpit,Scribery/cockpit,deryni/cockpit,andreasn/cockpit,mareklibra/cockpit,Scribery/cockpit,stefwalter/cockpit,andreasn/cockpit,mvollmer/cockpit,petervo/cockpit