fix docstring

Signed-off-by: Xin He <xinhe3@habana.ai>

Author: xinhe3

neural_compressor/torch/algorithms/weight_only/save_load.py

@@ -956,6 +956,7 @@ def _use_hpu_module(self):  # pragma: no cover
 
 
 def change_config_to_hf_format(config_mappings):
+    """Change INC config_mappings to Huggingface format."""
     # Refer to https://huggingface.co/TheBloke/Llama-2-7B-Chat-GPTQ/blob/main/config.json
     default_quantization_config = {
         "bits": 4,