Add sleep for file repo test

Author: ehelms

tests/foreman_api_test.py

@@ -26,6 +26,7 @@ def test_foreman_file_repository(file_repository, foremanapi, ssh_config):
     assert file_repository
     foremanapi.resource_action('repositories', 'sync', {'id': file_repository['id']})
     repo_url = _repo_url(file_repository, ssh_config)
+    time.sleep(10) # Allow metadata generate to finish
     assert requests.get(f'{repo_url}/1.iso', verify=False)