don't fail (just skip DOI testing) if the MDS server is not minting
don't fail (just skip DOI testing) if the MDS server is not minting

au-research/ANDS-ResearchData-Registry,au-research/ANDS-ResearchData-Registry,au-research/ANDS-ResearchData-Registry,au-research/ANDS-ResearchData-Registry,au-research/ANDS-ResearchData-Registry