Switch to upstream StablehloToLinalg code. #34149

Job	Run time
setup / setup	7s
runtime_small	2m 29s
runtime :: ubuntu-24.04	5m 32s
runtime_tracing :: ubuntu-24.04 :: tracy	1m 20s
runtime :: ubuntu-24.04-arm	1m 31s
runtime_tracing :: ubuntu-24.04 :: console	1m 24s
runtime :: windows-2022	3m 21s
runtime_tracing :: ubuntu-24.04-arm :: tracy	1m 14s
runtime_tracing :: ubuntu-24.04-arm :: console	1m 13s
runtime_tracing :: windows-2022 :: tracy	2m 26s
runtime :: macos-14	1m 38s
runtime_tracing :: windows-2022 :: console	2m 33s
runtime_tracing :: macos-14 :: tracy	1m 3s
runtime_tracing :: macos-14 :: console	1m 12s
linux_x64_bazel / linux_x64_bazel	25m 54s
linux_x64_clang / linux_x64_clang	16m 17s
linux_x64_clang_asan / linux_x64_clang_asan	21m 2s
ci_summary / summary	2s
	1h 30m 18s

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