Allow Owner to have 'Access Contents Information' so it can delete it.

bt5/erp5_knowledge_pad/WorkflowTemplateItem/portal_workflow/knowledge_pad_validation_workflow/states/deleted.xml

@@ -57,6 +57,7 @@
                     <value>
                       <tuple>
                         <string>Manager</string>
+                        <string>Owner</string>
                       </tuple>
                     </value>
                 </item>

bt5/erp5_knowledge_pad/bt/revision

-751
\ No newline at end of file
+752
\ No newline at end of file