Fixed folder docstring

Author: kzscisoft

simvue/api/objects/folder.py

@@ -66,8 +66,6 @@ def __init__(self, identifier: str | None = None, **kwargs) -> None:
         ----------
         identifier : str, optional
             the remote server unique id for the target folder
-        read_only : bool, optional
-            create object in read-only mode
         **kwargs : dict
             any additional arguments to be passed to the object initialiser
         """