same as bcc12a28 (use getattr to be compatible...

same as bcc12a28 (use getattr to be compatible with newer zope version).

bt5/erp5_egov/SkinTemplateItem/portal_skins/erp5_egov/Form_getEnctype.xml

@@ -50,7 +50,7 @@
         </item>
         <item>
             <key> <string>_body</string> </key>
-            <value> <string>enctype = context[\'enctype\']\n
+            <value> <string>enctype = getattr(context, "enctype")\n
 if enctype in (\'\', None):\n
   return None\n
 return enctype\n