[release-3.6] etcdserver: Fix: cannot promote member from follower when auth is enabled#20874

ahrtr merged 4 commits into

etcd-io:release-3.6etcd-io/etcd:release-3.6from

k8s-infra-cherrypick-robot:cherry-pick-20792-to-release-3.6k8s-infra-cherrypick-robot/etcd:cherry-pick-20792-to-release-3.6Copy head branch name to clipboard