Comment 2 for bug 1868284

Reviewed: https://review.opendev.org/714175
Committed: https://git.openstack.org/cgit/openstack/puppet-tripleo/commit/?id=aed9bda1b0b97305be3d147ded862f936253bac2
Submitter: Zuul
Branch: master

commit aed9bda1b0b97305be3d147ded862f936253bac2
Author: Alan Bishop <email address hidden>
Date: Fri Mar 20 09:42:45 2020 -0700

    Handle ipv6 addresses in etcd and cinder's backend_url

    When configured to use an ipv6 address, the etcd URLs and the cinder
    lock manager's backend_url need to include brackets around the address.

    Closes-Bug: #1868284
    Change-Id: I79f385f14b5904803cdc7fdd145afa2dbcef9c49