feat: Added cfg.cudnn_deterministic_mode flag

[bogdansalyp]

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cfg.deterministic_mode added for reproducibility

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[bogdansalyp]

llama3_1 8B_lora_dpo as an example (tested on other recipes and models too)

[pbontrager]

This looks good, my only concern is that the name is too generic as this only affects cudnn backends. Maybe cuda_deterministic_mode?

[bogdansalyp]

This looks good, my only concern is that the name is too generic as this only affects cudnn backends. Maybe cuda_deterministic_mode?

agree, that may be a better naming

UPD: renamed to cudnn_deterministic_mode