Currently, the job that fetches the signed devstudio rpms can't automatically verify the rpms are signed because the key is not installed on the slaves.

https://dev-platform-jenkins.rhev-ci-vms.eng.rdu2.redhat.com/view/Devstudio/view/jbosstools-releng/job/jbosstools-releng-push-to-staging-06-sign-rpm-fetch/11/console

So, we need to fix that so that the job can verify signing has occurred and speed up the release process.