Add check for yaml-patch to pin_pcf_pipelines..sh
Add check for yaml-patch to pin_pcf_pipelines..sh

[#149813335]

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