Remove obsolete arguments from docstring of Expand.expand_bytes()

Author: Alistair Turnbull

nancy/__init__.py

@@ -498,9 +498,6 @@ def expand_bytes(
 
         Args:
             text (bytes): the text to expand
-            base_file (Path): the filesystem input `Path`
-            file_path (Path): the `inputs`-relative `Path`
-            output_file (Optional[Path]): the filesystem output `Path`
 
         Returns:
             bytes