Update RealismOverhaul-v7.0.4.ckan
Update RealismOverhaul-v7.0.4.ckan

RO doesn't use any spec 1.2 version yet, but this makes the travis build fail because it's expecting an integer for the spec.
RichardLake/CKAN-meta,mgsdk/CKAN-meta,Kerbas-ad-astra/CKAN-meta,ToxicFrog/CKAN-meta,Dazpoet/CKAN-meta,pjf/CKAN-meta,DMagic1/CKAN-meta,jwest23/CKAN-meta