[3.13] Fix inspect.Parameter docstring on the kind attribute (GH-143541) (GH-145175)

(cherry picked from commit 4c95ad8)

Co-authored-by: Bartosz Sławecki <bartosz@ilikepython.com>

Author: miss-islington

Lib/inspect.py

@@ -2745,11 +2745,12 @@ class Parameter:
         The annotation for the parameter if specified.  If the
         parameter has no annotation, this attribute is set to
         `Parameter.empty`.
-    * kind : str
+    * kind
         Describes how argument values are bound to the parameter.
         Possible values: `Parameter.POSITIONAL_ONLY`,
         `Parameter.POSITIONAL_OR_KEYWORD`, `Parameter.VAR_POSITIONAL`,
         `Parameter.KEYWORD_ONLY`, `Parameter.VAR_KEYWORD`.
+        Every value has a `description` attribute describing meaning.
     """
 
     __slots__ = ('_name', '_kind', '_default', '_annotation')