rename int2letters function as Following r26260

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@26270 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5/bootstrap/erp5_core/SkinTemplateItem/portal_skins/erp5_core/OOoChart_macroLibrary.xml

@@ -135,7 +135,7 @@
     <chart:plot-area chart:style-name="chart_picture">\n
       <tal:block metal:define-slot="chart-axis"/>\n
       <tal:block tal:repeat="column_item column_item_list">\n
-        <tal:block tal:define="col_id python:Utils.int2letters(repeat[\'column_item\'].index+1);\n
+        <tal:block tal:define="col_id python:Utils.int2letter(repeat[\'column_item\'].index+1);\n
                    chart_values_cell_range_address string:local-table.$$${col_id}$$2:.$$${col_id}$$${chart_repeated};\n
                    chart_label_cell_address string:local-table.$$${col_id}$$1">\n
           <chart:series tal:condition="python:chart_type != \'chart:circle\'"\n

product/ERP5/bootstrap/erp5_core/bt/revision

-1137
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+1138
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