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

This will avoid SSH connection on the local host

roles/bastion-ssh-config/tasks/main.yml

@@ -3,6 +3,7 @@
   set_fact:
     bastion_ip: "{{ hostvars[groups['bastion'][0]]['ansible_host'] | d(hostvars[groups['bastion'][0]]['ansible_ssh_host']) }}"
   delegate_to: localhost
+  connection: local
 
 # As we are actually running on localhost, the ansible_ssh_user is your local user when you try to use it directly
 # To figure out the real ssh user, we delegate this task to the bastion and store the ansible_user in real_user
@@ -13,6 +14,7 @@
 - name: create ssh bastion conf
   become: false
   delegate_to: localhost
+  connection: local
   template:
     src: ssh-bastion.conf
     dest: "{{ playbook_dir }}/ssh-bastion.conf"