8 GPU Feature Tests #16678

Job	Run time
set-matrix / set	5s
build-test (rocm, linux.rocm.gpu.ecosystem.gfx950.8, rocm, 7.2, torchtitan-rocm-ubuntu-22.04-clan... / linux-job	9m 2s
build-test (cuda, linux.g5.48xlarge.nvidia.gpu, cuda, 13.0, torchtitan-ubuntu-22.04-clang12, http... / linux-job	30m 44s
	39m 51s

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