[rootless docker] Allow switching back to root docker if docker_rootless == false

tasks/docker-rootless.yml

@@ -32,7 +32,7 @@
   systemd:
     name: docker
     state: started
-    enabled: yes
+    enabled: true
     scope: user
 
 - name: Decouple rootless docker from user session

tasks/main.yml

@@ -65,6 +65,11 @@
   when: docker_daemon_options.keys() | length > 0
   notify: restart docker
 
+- name: Uninstall rootless docker
+  become: false
+  command: /usr/bin/dockerd-rootless-setuptool.sh uninstall --force
+  when: docker_rootless == false
+
 - name: Ensure Docker is started and enabled at boot
   service:
     name: docker