Fixed merge error in Misc/NEWS for issue #23722.

Misc/NEWS

@@ -35,14 +35,6 @@ Core and Builtins
   non-encodable characters (non-ASCII for the ASCII codec, characters out
   of the U+0000-U+00FF range for Latin1).
 
-Documentation
--------------
-
-- Issue #23722: The data model reference and the porting section in the
-  3.6 What's New guide now cover the additional ``__classcell__`` handling
-  needed for custom metaclasses to fully support PEP 487 and zero-argument
-  ``super()``.
-
 - Issue #28731: Optimize _PyDict_NewPresized() to create correct size dict.
   Improve speed of dict literal with constant keys up to 30%.
 
@@ -499,6 +491,11 @@ C API
 Documentation
 -------------
 
+- Issue #23722: The data model reference and the porting section in the
+  3.6 What's New guide now cover the additional ``__classcell__`` handling
+  needed for custom metaclasses to fully support PEP 487 and zero-argument
+  ``super()``.
+
 - Issue #28513: Documented command-line interface of zipfile.
 
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