post-processor/checksum: fix output template
post-processor/checksum: fix output template

pieter-lazzaro/packer,routelastresort/packer,taliesins/packer,arizvisa/packer,tsmolka/packer,mkuzmin/packer,paulmey/packer,ricardclau/packer,tb3088/packer,ChrisLundquist/packer,tb3088/packer,rnaveiras/packer,markpeek/packer,pieter-lazzaro/packer,grubernaut/packer,boumenot/packer,rnaveiras/packer,tb3088/packer,pvandervelde/packer,markpeek/packer,dave2/packer,tas50/packer,jen20/packer,jen20/packer,routelastresort/packer,zhuzhih2017/packer,pieter-lazzaro/packer,KohlsTechnology/packer,rnaveiras/packer,sean-/packer,mitchellh/packer,p1-nico/packer,ChrisLundquist/packer,p1-nico/packer,paulmey/packer,pvandervelde/packer,bryson/packer,arizvisa/packer,youhong316/packer,c22/packer,markpeek/packer,mitchellh/packer,sean-/packer,tsmolka/packer,pieter-lazzaro/packer,pecigonzalo/packer,tsmolka/packer,ChrisLundquist/packer,pvandervelde/packer,atlassian/packer,boumenot/packer,KohlsTechnology/packer,timsutton/packer,jen20/packer,tas50/packer,tas50/packer,KohlsTechnology/packer,rnaveiras/packer,zhuzhih2017/packer,zhuzhih2017/packer,ricardclau/packer,ChrisLundquist/packer,p1-nico/packer,taliesins/packer,bryson/packer,ricardclau/packer,arizvisa/packer,KohlsTechnology/packer,routelastresort/packer,boumenot/packer,tsmolka/packer,smaato/packer,jen20/packer,mitchellh/packer,arizvisa/packer,mitchellh/packer,tas50/packer,dave2/packer,tb3088/packer,smaato/packer,hashicorp/packer,timsutton/packer,pvandervelde/packer,mkuzmin/packer,routelastresort/packer,c22/packer,zhuzhih2017/packer,sean-/packer,paulmey/packer,ricardclau/packer,timsutton/packer,tsmolka/packer,jen20/packer,boumenot/packer,pieter-lazzaro/packer,pvandervelde/packer,dave2/packer,p1-nico/packer,atlassian/packer,grubernaut/packer,sean-/packer,taliesins/packer,smaato/packer,ricardclau/packer,youhong316/packer,KohlsTechnology/packer,pvandervelde/packer,dave2/packer,mkuzmin/packer,hashicorp/packer,taliesins/packer,smaato/packer,rnaveiras/packer,bryson/packer,bryson/packer,zhuzhih2017/packer,tb3088/packer,mkuzmin/packer,grubernaut/packer,mkuzmin/packer,tsmolka/packer,c22/packer,sean-/packer,hashicorp/packer,jen20/packer,KohlsTechnology/packer,pieter-lazzaro/packer,paulmey/packer,boumenot/packer,paulmey/packer,tas50/packer,arizvisa/packer,ricardclau/packer,taliesins/packer,pecigonzalo/packer,grubernaut/packer,rnaveiras/packer,markpeek/packer,sean-/packer,tas50/packer,ChrisLundquist/packer,dave2/packer,dave2/packer,pecigonzalo/packer,atlassian/packer,youhong316/packer,bryson/packer,zhuzhih2017/packer,p1-nico/packer,atlassian/packer,taliesins/packer,markpeek/packer,p1-nico/packer,youhong316/packer,tb3088/packer,ChrisLundquist/packer,timsutton/packer,bryson/packer,timsutton/packer,smaato/packer,atlassian/packer,arizvisa/packer,mitchellh/packer,atlassian/packer,smaato/packer,pecigonzalo/packer,youhong316/packer,mkuzmin/packer,grubernaut/packer,markpeek/packer,c22/packer,hashicorp/packer,paulmey/packer,routelastresort/packer,c22/packer,grubernaut/packer,c22/packer,timsutton/packer,youhong316/packer