fixed docstring and changed to model dump

Author: alexhroom

RATapi/controls.py

@@ -230,6 +230,8 @@ def save(self, path: Union[str, Path], filename: str = "controls"):
         ----------
         path : str or Path
             The directory in which the controls object will be written.
+        filename : str
+            The name for the JSON file containing the controls object.
 
         """
         file = Path(path, f"{filename.removesuffix('.json')}.json")

RATapi/project.py

@@ -875,7 +875,7 @@ def make_custom_file_dict(item):
                 json_dict["custom_files"] = [make_custom_file_dict(file) for file in attr]
 
             elif isinstance(attr, ClassList):
-                json_dict[field] = [dict(item) for item in attr]
+                json_dict[field] = [item.model_dump() for item in attr]
             else:
                 json_dict[field] = attr