testFormPrintoutAsODT: explicitly specify expected value

It's better to explicitly specify the expected value, this test should
not depend on DateTime.strftime implementation, especially since this
implementation does some timezone conversion depending on time.tzname

product/ERP5OOo/tests/testFormPrintoutAsODT.py

@@ -1249,7 +1249,7 @@ return []
         self.assertEqual(node.get('{%s}value' % nsmap['office']), str(value))
       elif klass == 'DateTimeField':
         self.assertEqual(node.get('{%s}value-type' % nsmap['office']), 'date')
-        self.assertEqual(node.text, value.strftime('%d/%m/%Y %H:%M:%S'))
+        self.assertEqual(node.text, '06/12/2010 23:24:15')
       elif klass == 'CheckBoxField':
         self.assertEqual(node.get('{%s}value-type' % nsmap['office']),
                           'boolean')