Update premoderator to fix Github API throttle (#4424)
Update premoderator to fix Github API throttle (#4424)

* Update premoderator to fix Github API throttle

* Update premoderator script

Add exit codes and document the exit code.

* Fix indentation

kubernetes-sigs/kubespray,kubernetes-sigs/kubespray,Atoms/kubespray,kubernetes-incubator/kargo,kubernetes-incubator/kargo,kubernetes-sigs/kubespray,kubernetes-incubator/kubespray,Atoms/kubespray,kubespray/kargo,Atoms/kubespray,kubespray/kargo,Atoms/kubespray,kubernetes-incubator/kubespray,kubernetes-sigs/kubespray