Revert "add best_of and use_beam_search for completions interface"#2401

merrymercy merged 1 commit intomainlm-sys/FastChat:mainfrom

revert-2372-openai_interface_add_use_beam_search_and_best_of_1lm-sys/FastChat:revert-2372-openai_interface_add_use_beam_search_and_best_of_1Copy head branch name to clipboard