Update ast docs to reflect the AST nodes removed in 3.14

Author: brianschubert

Doc/library/ast.rst

@@ -139,12 +139,11 @@ Node classes
     The :meth:`~object.__repr__` output of :class:`~ast.AST` nodes includes
     the values of the node fields.
 
-.. deprecated:: 3.8
+.. versionchanged:: 3.14
 
-   Old classes :class:`!ast.Num`, :class:`!ast.Str`, :class:`!ast.Bytes`,
-   :class:`!ast.NameConstant` and :class:`!ast.Ellipsis` are still available,
-   but they will be removed in future Python releases.  In the meantime,
-   instantiating them will return an instance of a different class.
+   The deprecated classes :class:`!ast.Num`, :class:`!ast.Str`, :class:`!ast.Bytes`,
+   :class:`!ast.NameConstant` and :class:`!ast.Ellipsis` have been removed.
+   Use :class:`ast.Constant` instead.
 
 .. deprecated:: 3.9
 
@@ -2411,12 +2410,11 @@ and classes for traversing abstract syntax trees:
    during traversal.  For this a special visitor exists
    (:class:`NodeTransformer`) that allows modifications.
 
-   .. deprecated:: 3.8
+   .. versionchanged:: 3.14
 
-      Methods :meth:`!visit_Num`, :meth:`!visit_Str`, :meth:`!visit_Bytes`,
-      :meth:`!visit_NameConstant` and :meth:`!visit_Ellipsis` are deprecated
-      now and will not be called in future Python versions.  Add the
-      :meth:`visit_Constant` method to handle all constant nodes.
+      The methods :meth:`!visit_Num`, :meth:`!visit_Str`, :meth:`!visit_Bytes`,
+      :meth:`!visit_NameConstant` and :meth:`!visit_Ellipsis` are no longer called.
+      Add the :meth:`visit_Constant` method to handle all constant nodes.
 
 
 .. class:: NodeTransformer()