copr-builders: even unregistering fails

Ansible fails with stderro like:
/usr/sbin/subscription-manager unsubscribe --all
Usage: subscription-manager MODULE-NAME
[MODULE-OPTIONS] [--help]
Primary Modules:
  attach         Attach a specified subscription to the registered system
  list           List subscription and product information for this system
....

Unregister manually.

roles/copr/backend/files/provision/provision_builder_tasks.yml

@@ -105,8 +105,7 @@
   register: subscription
 
 - name: Cleanup subscription before failure
-  community.general.redhat_subscription:
-    state: absent
+  shell: subscription-manager unregister
   when: subscription.failed
 
 - fail: msg="Could not subscribe"