Move changes section in readme

Author: mbaak

README.rst

@@ -22,15 +22,16 @@ This Python implementation of histogrammar been tested to guarantee compatibilit
 
 Latest Python release: v1.0.31 (Aug 2022).
 
+
+Announcements
+=============
+
 Changes
-=======
+-------
 
 See `here <https://github.com/histogrammar/histogrammar-python/blob/master/CHANGES.rst>`_.
 
 
-Announcements
-=============
-
 Spark 3.0
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