[Release-1.28] - Unrecoverable error when joining node attempts to retrieve etcd member list from itself

[brandond]

Backport fix for Unrecoverable error when joining node attempts to retrieve etcd member list from itself

• Unrecoverable error when joining node attempts to retrieve etcd member list from itself #9661

[mdrahman-suse]

Unable to replicate / validate in k3s, but was able to replicate with rke2. Validation is done on the rke2 commit with k3s pull through and tracked in here: rancher/rke2#5805 (comment)