[ci skip] Minor fix to change log.

Author: c-lipka

changes.txt

@@ -29,7 +29,7 @@ should be located in the same directory as this file is.
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-Changes between 3.7.0.8 and 3.7.0.TBD
+Changes between 3.7.0.8 and 3.7.0.9
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 (Note: This version has not been released in binary form, as it does not