Apply suggestions from code review

Co-authored-by: Bénédikt Tran <10796600+picnixz@users.noreply.github.com>

Author: sethmlarson

Doc/library/string.rst

@@ -998,5 +998,4 @@ Helper functions
    string (``''``).
 
    .. versionadded:: next
-
       Moved to the :mod:`string` module from the :mod:`os.path` module.