Add warning when both flags apply_split and apply_clip are false and added removed comments

Author: abhishek-singh591

QEfficient/transformers/models/modeling_auto.py

@@ -1446,7 +1446,6 @@ def from_pretrained(
 
         kwargs.update({"attn_implementation": "eager", "low_cpu_mem_usage": False})
         model = cls._hf_auto_class.from_pretrained(pretrained_model_name_or_path, *args, **kwargs)
-
         if qaic_config is not None:
             qaic_config["pretrained_model_name_or_path"] = pretrained_model_name_or_path