move upload script to const
move upload script to const

paulmey/packer,pecigonzalo/packer,hashicorp/packer,hashicorp/packer,ricardclau/packer,timsutton/packer,dave2/packer,tas50/packer,grubernaut/packer,paulmey/packer,ricardclau/packer,pecigonzalo/packer,tas50/packer,ricardclau/packer,youhong316/packer,ricardclau/packer,mkuzmin/packer,bryson/packer,bryson/packer,youhong316/packer,mkuzmin/packer,paulmey/packer,mkuzmin/packer,dave2/packer,timsutton/packer,hashicorp/packer,youhong316/packer,youhong316/packer,ricardclau/packer,timsutton/packer,mitchellh/packer,mitchellh/packer,tas50/packer,rnaveiras/packer,ricardclau/packer,grubernaut/packer,mkuzmin/packer,rnaveiras/packer,youhong316/packer,mitchellh/packer,rnaveiras/packer,rnaveiras/packer,timsutton/packer,mitchellh/packer,rnaveiras/packer,mkuzmin/packer,timsutton/packer,tas50/packer,dave2/packer,hashicorp/packer,bryson/packer,grubernaut/packer,dave2/packer,pecigonzalo/packer,pecigonzalo/packer,grubernaut/packer,tas50/packer,paulmey/packer,bryson/packer,mitchellh/packer,grubernaut/packer,dave2/packer,bryson/packer,bryson/packer,timsutton/packer,tas50/packer,paulmey/packer,rnaveiras/packer,youhong316/packer,dave2/packer,paulmey/packer,mkuzmin/packer,grubernaut/packer