Fix tests for pulp3.yml's puppet_content_dir removal
b6d610016ca1d74ba78517bc2e898b19c26083c4 removed the parameter butmissed one in the tests.
Fix tests for pulp3.yml's puppet_content_dir removal
b6d610016ca1d74ba78517bc2e898b19c26083c4 removed the parameter but
missed one in the tests.