* [CI] Migrate to rockylinux8 / manylinux_2_28_x86_64
* Scrub all references to CentOS 7
* Fix
* Remove use of yum
* Use gcc-10 in cpu
* Temporarily disable -Werror
* Use GCC 9 for now
* Roll back gRPC
* Scrub all references to manylinux2014_x86_64
* Revise rename_whl.py to handle no-op rename
* Change JDK_VERSION back to 8
* Reviewer's comment
* Use GCC 10
* Use Spark 3.5.1, same as in pom.xml
* Fix JAR install
* Fix quantile tests running on multi-gpus
* Run some gtests with multiple GPUs
* fix mgpu test naming
* Instruct NCCL to print extra logs
* Allocate extra space in /dev/shm to enable NCCL
* use gtest_skip to skip mgpu tests
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Co-authored-by: Hyunsu Philip Cho <chohyu01@cs.washington.edu>
* 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
