With the merge of the os_workers as part of I5cc4d70b902eeaa1c9cf42911606eba13dd84aa2, we need to have os_workers as a default fact for the noop tests to ensure they can run. Change-Id: Ibdc9c1cebdec2c29ccdc3e36ae39966c5ebc5436 Closes-Bug: #1638974