* [jvm-packages] Bump rapids version to 22.12.0
This PR bumps spark version to 3.1.1 and the rapids version
to 22.12.0, which results in the latest xgboost can't run
with the old rapids packages.
* Reduce clutter in log of Python test
* Set up BuildKite test analytics
* Add separate step for building containers
* Enable incremental update of CI stack; custom agent IAM policy
* [CI] Use RAPIDS 22.10
* Store CUDA and RAPIDS versions in one place
* Fix
* Add missing #include
* Update gputreeshap submodule
* Fix
* Remove outdated distributed tests