tripleo-ci-centos-7-containers-multinode-stein fails with Error: unknown flag: --storage"

[Ananya Banerjee]

After overcloud deployment and post deployment script 'Playbook run of multinode.yml' fails.
In overcloud deploy log it says

2021-06-10 08:00:53 |
2021-06-10 08:00:55 | AnsiOvercloud configuration failed.
2021-06-10 08:00:56 | ble failed, check log at /var/lib/mistral/overcloud/ansible.log.

In ansible.log it says

"2021-06-10 08:00:42,959 DEBUG: 29134 -- Error: unknown flag: --storage",
"2021-06-10 08:00:42,960 INFO: 29134 -- Finished processing puppet configs for neutron",
"2021-06-10 08:00:42,961 ERROR: 29130 -- ERROR configuring keepalived",

https://storage.bhs.cloud.ovh.net/v1/AUTH_dcaab5e32b234d56b626f72581e3644c/zuul_opendev_logs_3f0/periodic/opendev.org/openstack/tripleo-quickstart-extras/master/tripleo-ci-centos-7-containers-multinode-stein/3f01bc9/
https://storage.bhs.cloud.ovh.net/v1/AUTH_dcaab5e32b234d56b626f72581e3644c/zuul_opendev_logs_3f0/periodic/opendev.org/openstack/tripleo-quickstart-extras/master/tripleo-ci-centos-7-containers-multinode-stein/3f01bc9/logs/undercloud/var/lib/mistral/overcloud/ansible.log

https://3bd3e9f667f7807f02c1-3a8bdf82174e44fa5c863ba9b47d4ff0.ssl.cf2.rackcdn.com/periodic/opendev.org/openstack/tripleo-quickstart/master/tripleo-ci-centos-7-containers-multinode-stein/b0f0175/job-output.txt
https://3bd3e9f667f7807f02c1-3a8bdf82174e44fa5c863ba9b47d4ff0.ssl.cf2.rackcdn.com/periodic/opendev.org/openstack/tripleo-quickstart/master/tripleo-ci-centos-7-containers-multinode-stein/b0f0175/logs/undercloud/home/zuul/overcloud_deploy.log
https://3bd3e9f667f7807f02c1-3a8bdf82174e44fa5c863ba9b47d4ff0.ssl.cf2.rackcdn.com/periodic/opendev.org/openstack/tripleo-quickstart/master/tripleo-ci-centos-7-containers-multinode-stein/b0f0175/logs/undercloud/var/lib/mistral/overcloud/ansible.log