Use ensure-twine role to ensure twine exists
Use ensure-twine role to ensure twine exists

Depends-On: Ic00e4f0c08fc42ce9d68f39be8522b6c2bba6396
Change-Id: Id1ce97fee85df24675b32af9d610a3323591a8d4

openstack-infra/project-config,openstack-infra/project-config