Add scripts for building VM images #22

Job	Run time
Build CI containers (xgb-ci.clang_tidy)	2m 25s
Build CI containers (xgb-ci.clang_tidy)	2m 25s
Build CI containers (xgb-ci.cpu)	11m 38s
Build CI containers (xgb-ci.cpu)	13m 3s
Build CI containers (xgb-ci.gpu)	7m 40s
Build CI containers (xgb-ci.gpu)	7m 40s
Build CI containers (xgb-ci.gpu_build_r_rockylinux8)	10m 42s
Build CI containers (xgb-ci.gpu_build_r_rockylinux8)	10m 42s
Build CI containers (xgb-ci.gpu_build_rockylinux8)	13m 57s
Build CI containers (xgb-ci.gpu_build_rockylinux8)	13m 57s
Build CI containers (xgb-ci.gpu_build_rockylinux8_dev_ver)	12m 58s
Build CI containers (xgb-ci.gpu_build_rockylinux8_dev_ver)	12m 58s
Build CI containers (xgb-ci.jvm)	2m 59s
Build CI containers (xgb-ci.jvm)	2m 59s
Build CI containers (xgb-ci.jvm_gpu_build)	4m 55s
Build CI containers (xgb-ci.jvm_gpu_build)	4m 55s
Build CI containers (xgb-ci.manylinux_2_28_x86_64)	37s
Build CI containers (xgb-ci.manylinux_2_28_x86_64)	37s
Build CI containers (xgb-ci.manylinux2014_x86_64)	1m 29s
Build CI containers (xgb-ci.manylinux2014_x86_64)	1m 29s
Build CI containers (xgb-ci.aarch64)	3m 45s
Build CI containers (xgb-ci.aarch64)	3m 45s
Build CI containers (xgb-ci.manylinux2014_aarch64)	1m 0s
Build CI containers (xgb-ci.manylinux2014_aarch64)	1m 0s
	2h 29m 35s

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