The stable/wallaby branch has been deleted, so reno can't find its release notes. Use the wallaby-eom tag to indicate the end of the Cinder project's maintenance of the Wallaby series. This strategy is what we used for the yoga transition, and was discussed at a cinder weekly meeting: https://meetings.opendev.org/irclogs/%23openstack-meeting-alt/%23openstack-meeting-alt.2024-02-07.log.html#t2024-02-07T14:06:09 Change-Id: I95d26dad9d6fccfe804bd236fba97dc3c83eb017