
Automatic merge from submit-queue (batch tested with PRs 41857, 41864, 40522, 41835, 41991) kubeadm: update token separator to '.' **What this PR does / why we need it**: From SIG meetings, it was agreed upon to have '.' be the separator for tokens. This PR updates that. **Special notes for your reviewer**: /cc @luxas @jbeda **Release note**: ```release-note NONE ```