Don't start docker on boot

Don't start docker on boot, wait for user to start it.

ansible/arch_docker/tasks/main.yml

@@ -13,10 +13,3 @@
     groups: docker
     append: yes
   become: yes
-- name: Ensure docker service started and enabled
-  ansible.builtin.systemd:
-    name: docker
-    state: started
-    daemon_reload: yes
-    enabled: yes
-  become: yes