[XLA:GPU] Clean up flags (and uses of) `--xla_gpu_enable_bf16_{3,6}way_gemm`.#21658

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copybara-service[bot] merged 1 commit intomainfrom test_717885033

Jan 23, 2025

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Commits on Jan 23, 2025

[XLA:GPU] Clean up flags (and uses of) --xla_gpu_enable_bf16_{3,6}way_gemm.

bchetioui
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Google-ML-Automation
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