qa_crowbarsetup: only enable multidns test for new Cloud
qa_crowbarsetup: only enable multidns test for new Cloud

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