Remove multiple offline artifact versions
Remove multiple offline artifact versions

Now they're all pegged to the pcf-pipelines version which makes them
easier to associate with a particular version of pcf-pipelines.

cah-josephgeorge/pcf-pipelines,pivotal-cf/pcf-pipelines,rahulkj/pcf-pipelines,sandyg1/pcf-pipelines,pvsone/pcf-pipelines,pivotal-cf/pcf-pipelines,pvsone/pcf-pipelines,pivotal-cf/pcf-pipelines,pvsone/pcf-pipelines,sandyg1/pcf-pipelines,mcb/pcf-pipelines,mcb/pcf-pipelines,BrianMMcClain/pcf-pipelines,mcb/pcf-pipelines,rahulkj/pcf-pipelines,rahulkj/pcf-pipelines,rahulkj/pcf-pipelines,sandyg1/pcf-pipelines,sandyg1/pcf-pipelines,cah-josephgeorge/pcf-pipelines,BrianMMcClain/pcf-pipelines,cah-josephgeorge/pcf-pipelines,pivotal-cf/pcf-pipelines