Before registry.redhat.io was a thing, docker-ls was used to query unauth'd registries for latest image tags.

Now that we're using reg.rh.io, we use skopeo for auth'd queries.

As such 3 jobs need to be updated:

https://codeready-workspaces-jenkins.rhev-ci-vms.eng.rdu2.redhat.com/view/CRW_CI/view/Releng/job/crw-operator_sync-github-to-pkgs.devel/configure
https://codeready-workspaces-jenkins.rhev-ci-vms.eng.rdu2.redhat.com/view/CRW_CI/view/Releng/job/crw_sync-github-to-pkgs.devel/configure
https://codeready-workspaces-jenkins.rhev-ci-vms.eng.rdu2.redhat.com/view/CRW_CI/view/Releng/job/get-sources-rhpkg-container-build/configure