an -> a

Misc/NEWS

@@ -47,6 +47,8 @@ Core and Builtins
 Library
 -------
 
+- UserDict is now a new-style class.
+
 - Issue #7610: Reworked implementation of the internal
   :class:`zipfile.ZipExtFile` class used to represent files stored inside
   an archive.  The new implementation is significantly faster and can
@@ -180,8 +182,6 @@ Core and Builtins
 Library
 -------
 
-- UserDict is now an new-style class.
-
 - Issue #6963: Added "maxtasksperchild" argument to multiprocessing.Pool,
   allowing for a maximum number of tasks within the pool to be completed by
   the worker before that worker is terminated, and a new one created to