Install etcdutl file by default (#10385)

roles/etcdctl_etcdutl/templates/etcdctl.sh.j2

@@ -0,0 +1,14 @@
+#!/bin/bash
+# {{ ansible_managed }}
+# example invocation: etcdctl.sh get --keys-only --from-key ""
+
+etcdctl \
+{% if etcd_deployment_type == "kubeadm" %}
+  --cacert {{ kube_cert_dir }}/etcd/ca.crt \
+  --cert {{ kube_cert_dir }}/etcd/server.crt \
+  --key {{ kube_cert_dir }}/etcd/server.key "$@"
+{% else %}
+  --cacert {{ etcd_cert_dir }}/etcd/ca.crt \
+  --cert {{ etcd_cert_dir }}/etcd/server.crt \
+  --key {{ etcd_cert_dir }}/etcd/server.key "$@"
+  {% endif %}