Fix the case statement
Fix the case statement

If do not set the case will lead to this lint warning of
"case statement without a default case"

Change-Id: Ic09ea73251cb8e86fd00aa63c46730ee6ef28a4c

fuel-infra/puppet-ironic,fuel-infra/puppet-ironic,openstack/puppet-ironic,fuel-infra/puppet-ironic,openstack/puppet-ironic,openstack/puppet-ironic