[3.12] gh-118577: Clarify that inspect.BoundArguments prefers to put values in args (GH-119936) (GH-124004)

(cherry picked from commit 8e99495)

Co-authored-by: Nice Zombies <nineteendo19d0@gmail.com>

Author: miss-islington

Doc/library/inspect.rst

@@ -986,7 +986,8 @@ function.
    .. attribute:: BoundArguments.kwargs
 
       A dict of keyword arguments values.  Dynamically computed from the
-      :attr:`arguments` attribute.
+      :attr:`arguments` attribute.  Arguments that can be passed positionally
+      are included in :attr:`args` instead.
 
    .. attribute:: BoundArguments.signature