Include download and installation of Git to satisfy the winrepo.update_git_repos prerequisite. Also removed unneeded p.sudo since we know we are working with Windows.
Include download and installation of Git to satisfy the winrepo.update_git_repos prerequisite. Also removed unneeded p.sudo since we know we are working with Windows.

rnaveiras/packer,pecigonzalo/packer,ricardclau/packer,pecigonzalo/packer,mitchellh/packer,pecigonzalo/packer,hashicorp/packer,ricardclau/packer,pecigonzalo/packer,rnaveiras/packer,mitchellh/packer,rnaveiras/packer,mitchellh/packer,rnaveiras/packer,ricardclau/packer,ricardclau/packer,hashicorp/packer,mitchellh/packer,hashicorp/packer,rnaveiras/packer,rnaveiras/packer,hashicorp/packer,mitchellh/packer,ricardclau/packer,ricardclau/packer