Run tripleo standalone job

To cover issues like https://bugs.launchpad.net/tripleo/+bug/1797035

Related-Bug: #1797035

Depends-On: I53a0506d6a5594c6878e569821ecf09562be0dd4
Change-Id: I23f08d24407be421539bbda5aa319063abb02496

.zuul.yaml

@@ -4,5 +4,5 @@
       - puppet-openstack-module-unit-jobs
       - puppet-openstack-integration-jobs-all
       - puppet-openstack-beaker-jobs
-      - tripleo-puppet-undercloud
+      - tripleo-puppet-standalone
       - release-notes-jobs-python3