officejs_support_request_ui: rename Requester Login in Requester Reference on Support Requests

now that we have ERP5 Login, reference is just reference.

bt5/erp5_officejs_support_request_ui/SkinTemplateItem/portal_skins/erp5_officejs_support_request/SupportRequestModule_viewForOfficejsSupportRequest/listbox.xml

@@ -208,7 +208,7 @@
                         </tuple>
                         <tuple>
                           <string>destination_decision_reference</string>
-                          <string>Requester Login</string>
+                          <string>Requester Reference</string>
                         </tuple>
                         <tuple>
                           <string>owner_title</string>
@@ -343,7 +343,7 @@
                         </tuple>
                         <tuple>
                           <string>destination_decision_language</string>
-                          <string>Requester Language</string>
+                          <string>Requester Reference</string>
                         </tuple>
                         <tuple>
                           <string>source_section_title</string>
@@ -440,7 +440,7 @@
                         </tuple>
                         <tuple>
                           <string>destination_decision_language</string>
-                          <string>Requester Language</string>
+                          <string>Requester Reference</string>
                         </tuple>
                         <tuple>
                           <string>source_section_title</string>