bpo-33234: Add another attribution in Whatsnew (GH-11899)

rhettinger · miss-islington · commit e182318e6a47 · 2019-02-16T12:47:48.000-08:00
https://bugs.python.org/issue33234
diff --git a/Doc/whatsnew/3.8.rst b/Doc/whatsnew/3.8.rst
@@ -372,8 +372,8 @@ Optimizations
 
 * The :class:`list` constructor does not overallocate the internal item buffer
   if the input iterable has a known length (the input implements ``__len__``).
-  This makes the created list 12% smaller on average. (Contributed by Pablo
-  Galindo in :issue:`33234`.)
+  This makes the created list 12% smaller on average. (Contributed by
+  Raymond Hettinger and Pablo Galindo in :issue:`33234`.)
 
 
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