Upgrading DOKS-1.27.4-do.0

doctl kubernetes cluster list
ID                                      Name     Region    Version        Auto Upgrade    Status     Node Pools
16241d5b-6e03-4ded-9da9-cbe96abcdb78    dok8s    sgp1      1.27.4-do.0    false           running    dok8s-pool

kubectl version --short
Flag --short has been deprecated, and will be removed in the future. The --short output will become the default.
Client Version: v1.27.4
Kustomize Version: v5.0.1
Server Version: v1.27.4

kubectl get node -o wide                                                                                                                                                  ✘ 1
NAME               STATUS   ROLES    AGE   VERSION   INTERNAL-IP   EXTERNAL-IP      OS-IMAGE                         KERNEL-VERSION   CONTAINER-RUNTIME
dok8s-pool-yn8rh   Ready    <none>   50m   v1.27.4   10.104.0.6    128.199.161.35   Debian GNU/Linux 12 (bookworm)   6.1.0-10-amd64   containerd://1.6.20
dok8s-pool-yn8rk   Ready    <none>   50m   v1.27.4   10.104.0.5    128.199.161.33   Debian GNU/Linux 12 (bookworm)   6.1.0-10-amd64   containerd://1.6.20