Merge topic 'post-rel-dev' be045c7c16 Configure CMake itself with policies through CMake 3.27 c5f1af1ffe export: Increase maximum policy version in exported files to 3.27 86d910ab73 Add deprecation warnings for policies CMP0126 and below Acked-by: Kitware Robot <kwrobot@kitware.com> Tested-by: buildbot <buildbot@kitware.com> Merge-request: !8858