Use connection: local when delegate_to: localhost (#6322)

This will avoid SSH connection on the local host

roles/kubernetes/client/tasks/main.yml

@@ -36,6 +36,7 @@
     mode: "0750"
     state: directory
   delegate_to: localhost
+  connection: local
   become: no
   run_once: yes
   when: kubeconfig_localhost
@@ -88,6 +89,7 @@
     dest: "{{ artifacts_dir }}/admin.conf"
     mode: 0640
   delegate_to: localhost
+  connection: local
   become: no
   run_once: yes
   when: kubeconfig_localhost
@@ -112,4 +114,5 @@
   become: no
   run_once: yes
   delegate_to: localhost
+  connection: local
   when: kubectl_localhost and kubeconfig_localhost