comment is always required when cancelling

Signed-off-by: Aurélien Calonne <aurel@nexedi.com>

product/ERP5/bootstrap/erp5_core/SkinTemplateItem/portal_skins/erp5_core/Base_viewWorkflowActionDialog/your_comment.xml

@@ -176,7 +176,9 @@
                 </item>
                 <item>
                     <key> <string>required</string> </key>
-                    <value> <string></string> </value>
+                    <value>
+                      <persistent> <string encoding="base64">AAAAAAAAAAM=</string> </persistent>
+                    </value>
                 </item>
                 <item>
                     <key> <string>title</string> </key>
@@ -281,13 +283,7 @@
   </record>
   <record id="2" aka="AAAAAAAAAAI=">
     <pickle>
-      <tuple>
-        <tuple>
-          <string>Products.Formulator.TALESField</string>
-          <string>TALESMethod</string>
-        </tuple>
-        <none/>
-      </tuple>
+      <global name="TALESMethod" module="Products.Formulator.TALESField"/>
     </pickle>
     <pickle>
       <dictionary>
@@ -298,4 +294,17 @@
       </dictionary>
     </pickle>
   </record>
+  <record id="3" aka="AAAAAAAAAAM=">
+    <pickle>
+      <global name="TALESMethod" module="Products.Formulator.TALESField"/>
+    </pickle>
+    <pickle>
+      <dictionary>
+        <item>
+            <key> <string>_text</string> </key>
+            <value> <string>python: request.get(\'workflow_action\', request.get(\'field_your_workflow_action\')) in (\'cancel_action\', \'cancel_accounting_action\')</string> </value>
+        </item>
+      </dictionary>
+    </pickle>
+  </record>
 </ZopeData>