[do not land] H100 for float8 #2386

Job	Run time
test (SM-89, linux.g6.4xlarge.experimental.nvidia.gpu, --pre torch --index-url https://download.p... / linux-job	5m 43s
test (H100, linux.aws.h100, --pre torch --index-url https://download.pytorch.org/whl/nightly/cu12... / linux-job	11m 39s
	17m 22s

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