Merge topic 'ci-debian-12' 241ee252ce IWYU: Update for Debian 12 CI job 09db788636 ci: use Debian 12 images and environments 9526679bbc ci: Update base images to Debian 12 Acked-by: Kitware Robot <kwrobot@kitware.com> Acked-by: buildbot <buildbot@kitware.com> Merge-request: !8669