Use litellm's modify params (#5636)

evaluation/benchmarks/toolqa/run_infer.py

@@ -181,6 +181,9 @@ if __name__ == '__main__':
     llm_config = None
     if args.llm_config:
         llm_config = get_llm_config_arg(args.llm_config)
+        # modify_params must be False for evaluation purpose, for reproducibility and accurancy of results
+        llm_config.modify_params = False
+
     if llm_config is None:
         raise ValueError(f'Could not find LLM config: --llm_config {args.llm_config}')