Omit parameters which are not defined
Omit parameters which are not defined

None will not be accepted by Ansible for expires and password_lock
because type conversion to float and bool fails.

Change-Id: Id916f57089a2c50ddd60b822a89e222e5553d972

redhat-openstack/rdo-infra,rdo-infra/ci-config,redhat-openstack/rdo-infra,redhat-openstack/rdo-infra,rdo-infra/ci-config,redhat-openstack/rdo-infra,rdo-infra/ci-config,rdo-infra/ci-config