Use modern versions of docker-compose on Debian

Install the plugin and use switch, rather than downloading an arbitrary binary. This way, it keeps getting updated.

ansible/roles/docker_cleanup/tasks/main.yml

@@ -4,6 +4,14 @@
   become: true
   when: ansible_os_family != 'Debian'
 
+- name: Install compose-switch
+  get_url:
+    url: "{{ docker_compose_url }}"
+    dest: "{{ docker_compose_path }}"
+    mode: "0755"
+  become: true
+  when: ansible_os_family == 'Debian'
+
 - name: Create docker group
   group:
     name: "{{ docker_user.name }}"