minor fix of module order in whatsnew/3.5

Doc/whatsnew/3.5.rst

@@ -550,6 +550,14 @@ json
 * JSON decoder now raises :exc:`json.JSONDecodeError` instead of
   :exc:`ValueError`.   (Contributed by Serhiy Storchaka in :issue:`19361`.)
 
+math
+----
+
+* :data:`math.inf` and :data:`math.nan` constants added.  (Contributed by Mark
+  Dickinson in :issue:`23185`.)
+* :func:`math.isclose` function added.
+  (Contributed by Chris Barker and Tal Einat in :issue:`24270`.)
+
 os
 --
 
@@ -592,14 +600,6 @@ re
 * Now unmatched groups are replaced with empty strings in :func:`re.sub`
   and :func:`re.subn`.  (Contributed by Serhiy Storchaka in :issue:`1519638`.)
 
-math
-----
-
-* :data:`math.inf` and :data:`math.nan` constants added.  (Contributed by Mark
-  Dickinson in :issue:`23185`.)
-* :func:`math.isclose` function added.
-  (Contributed by Chris Barker and Tal Einat in :issue:`24270`.)
-
 shutil
 ------