Correct the response info of template-version-list
Correct the response info of template-version-list

Correct HeatTemplateFormatVersion.2012-12-12 as cfn template.
Closes-Bug: #1623340

Change-Id: I5dd0131c60ab5786ad667e4e61c3eeeb7fae047d

noironetworks/heat,openstack/heat,noironetworks/heat,openstack/heat