Back out "Re-shardable Hash Zch" #9273

Job	Run time
build_test (linux.2xlarge, 3.10, py310) / linux-job	9m 16s
build_test (linux.2xlarge, 3.11, py311) / linux-job	9m 35s
build_test (linux.2xlarge, 3.12, py312) / linux-job	9m 17s
build_test (linux.2xlarge, 3.9, py39) / linux-job	8m 58s
	37m 6s

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