[3.15] Delete mention encoding and errors for importlib.resources.path() (GH-143111) (GH-151014)

(cherry picked from commit fded34d)

Co-authored-by: Alexander Shadchin <shadchin@yandex-team.com>

Author: miss-islington

Doc/library/importlib.resources.rst

@@ -240,7 +240,6 @@ For all the following functions:
 
     .. versionchanged:: 3.13
         Multiple *path_names* are accepted.
-        *encoding* and *errors* must be given as keyword arguments.
 
 
 .. function:: is_resource(anchor, *path_names)