[master] a trivial wording fix to changelog

ChangeLog

@@ -32,7 +32,7 @@
 
 601.	[bug]*		jinmei, vorner
 	The "delete record" interface of the database based data source
-	was extended do that the parameter includes reversed name in
+	was extended so that the parameter includes reversed name in
 	addition to the actual name.  This may help the underlying
 	accessor implementation if reversed names are more convenient
 	for the delete operation.  This was the case for the SQLite3