fix mistake in vendor.json
fix mistake in vendor.json

mitchellh/packer,bryson/packer,mkuzmin/packer,youhong316/packer,paulmey/packer,mitchellh/packer,youhong316/packer,timsutton/packer,timsutton/packer,dave2/packer,bryson/packer,dave2/packer,pecigonzalo/packer,hashicorp/packer,mitchellh/packer,youhong316/packer,hashicorp/packer,pecigonzalo/packer,mkuzmin/packer,rnaveiras/packer,tas50/packer,mkuzmin/packer,paulmey/packer,tas50/packer,tb3088/packer,timsutton/packer,rnaveiras/packer,hashicorp/packer,bryson/packer,mkuzmin/packer,hashicorp/packer,tas50/packer,mkuzmin/packer,tas50/packer,paulmey/packer,mkuzmin/packer,tb3088/packer,paulmey/packer,ricardclau/packer,grubernaut/packer,pecigonzalo/packer,bryson/packer,grubernaut/packer,dave2/packer,grubernaut/packer,youhong316/packer,rnaveiras/packer,dave2/packer,dave2/packer,ricardclau/packer,timsutton/packer,tb3088/packer,paulmey/packer,bryson/packer,youhong316/packer,tas50/packer,dave2/packer,timsutton/packer,mitchellh/packer,grubernaut/packer,grubernaut/packer,tb3088/packer,timsutton/packer,ricardclau/packer,ricardclau/packer,ricardclau/packer,pecigonzalo/packer,tb3088/packer,tb3088/packer,rnaveiras/packer,grubernaut/packer,ricardclau/packer,youhong316/packer,rnaveiras/packer,mitchellh/packer,paulmey/packer,rnaveiras/packer,bryson/packer,tas50/packer