squash! convert : add --print-supported-models option

Fix flake8 error.

Author: danbev

convert_hf_to_gguf.py

@@ -5005,7 +5005,7 @@ def main() -> None:
     args = parse_args()
 
     if args.print_supported_models:
-        print("Supported models:")
+        logger.error("Supported models:")
         Model.print_registered_models()
         sys.exit(0)