Comment 4 for bug 1935961

Swift should be disabled in wallaby from the undercloud. Sounds like it's enabled[1] as we're the not updating the pre-upgrade undercloud.conf before upgrade and the upgrade script is using '-e /usr/share/openstack-tripleo-heat-templates/environments/undercloud-enable-swift.yaml'[2]

[1] https://0229dac170a36c80720a-0e9efd411d5f516ecd1b5a61c03e35b7.ssl.cf2.rackcdn.com/800011/1/check/tripleo-ci-centos-8-undercloud-upgrade-wallaby/3d191f2/logs/undercloud/home/zuul/undercloud.conf

[2] https://0229dac170a36c80720a-0e9efd411d5f516ecd1b5a61c03e35b7.ssl.cf2.rackcdn.com/800011/1/check/tripleo-ci-centos-8-undercloud-upgrade-wallaby/3d191f2/logs/undercloud/home/zuul/undercloud_upgrade.log