tweak docs

Author: JelleZijlstra

Doc/deprecations/pending-removal-in-3.20.rst

@@ -43,7 +43,7 @@ Pending removal in Python 3.20
 
   * Creating instances of abstract AST nodes (such as :class:`ast.AST`
     or :class:`!ast.expr`) is deprecated and will raise an error in Python 3.20.
-  * Classes ``slice``, ``Index`` and ``ExtSlice``, ``Suite``, ``Param``,
+  * Classes ``slice``, ``Index``, ``ExtSlice``, ``Suite``, ``Param``,
     ``AugLoad`` and ``AugStore``, will be removed in Python 3.20. These types
     are not generated by the parser or accepted by the code generator.
   * The ``dims`` property of ``ast.Tuple`` will be removed in Python 3.20. Use

Doc/whatsnew/3.15.rst

@@ -1874,7 +1874,7 @@ New deprecations
 
 * :mod:`ast`:
 
-  * Classes ``slice``, ``Index`` and ``ExtSlice``, ``Suite``, ``Param``,
+  * Classes ``slice``, ``Index``, ``ExtSlice``, ``Suite``, ``Param``,
     ``AugLoad`` and ``AugStore``, deprecated since Python 3.9, are no longer
     imported by ``from ast import *`` and issue a deprecation warning on first
     use. The classes are slated for removal in Python 3.20. These types are not
@@ -1897,6 +1897,7 @@ New deprecations
     previously emitted if it was merely imported or accessed from the
     :mod:`!collections.abc` module.
 
+
 * :mod:`hashlib`:
 
   * In hash function constructors such as :func:`~hashlib.new` or the