Fix invalid link for env function docs (#10637)
Fix invalid link for env function docs (#10637)


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