the secondary axis should be on the right

Change-Id: I604acb0b7f0bf8b726ace07c2fa9919c0f0b6aa6

oox/source/export/chartexport.cxx

@@ -2585,7 +2585,7 @@ void ChartExport::exportAxis(const AxisIdPair& rAxisIdPair)
 
             nAxisType = XML_valAx;
             // FIXME: axPos, need to check axis direction
-            sAxPos = "l";
+            sAxPos = "r";
             break;
         }
     }