Keystone: Remove unused container_puppet_tasks

This was introduced to manage keystone resources (users, projects and
so on) by puppet but now these resources are managed by ansible.

Change-Id: I9e76f21e41e2891f959cbf41b89cba07b2e67632

deployment/keystone/keystone-container-puppet.yaml

@@ -920,13 +920,6 @@ outputs:
                 - container_cli == 'podman'
                 - not container_healthcheck_disabled
                 - step|int == 4
-      container_puppet_tasks:
-        # Keystone endpoint creation occurs only on single node
-        step_3:
-          config_volume: 'keystone_init_tasks'
-          puppet_tags: 'keystone_config'
-          step_config: 'include tripleo::profile::base::keystone'
-          config_image: *keystone_config_image
       host_prep_tasks: {get_attr: [KeystoneLogging, host_prep_tasks]}
       metadata_settings:
         get_attr: [ApacheServiceBase, role_data, metadata_settings]