Remove ardana-input-model-ref
Remove ardana-input-model-ref

The "ref" repo is for reference models that are use to test backwards
compatibility with older model specs.

aspiers/automation,aspiers/automation,gosipyan/automation,gosipyan/automation,aspiers/automation,SUSE-Cloud/automation,gosipyan/automation,SUSE-Cloud/automation,SUSE-Cloud/automation,aspiers/automation,gosipyan/automation,SUSE-Cloud/automation