Update the 2024.1 release notes configuration to build from
unmaintained/2024.1.
Change-Id: I10313828ec74436cb1cc1111f40b719e77b0767d
Signed-off-by: OpenStack Release Bot <infra-root@openstack.org>
Generated-By: openstack/project-config:roles/copy-release-tools-scripts/files/release-tools/change_reno_branch_to_unmaintained.sh