Remove firewall allowed validation
Remove firewall allowed validation

The validation was causing valid values to fail. I
removed it as a temporary fix.
icg-puppet/puppetlabs-gce_compute,ihmccreery/puppetlabs-gce_compute,puppetlabs/puppetlabs-gce_compute,puppetlabs/puppetlabs-gce_compute,GoogleCloudPlatform/puppetlabs-gce_compute,icg-puppet/puppetlabs-gce_compute,hunner/puppetlabs-gce_compute,ihmccreery/puppetlabs-gce_compute,hunner/puppetlabs-gce_compute,GoogleCloudPlatform/puppetlabs-gce_compute