erp5_accounting: Allow Assignor start and stop Accounting Periods

   Fixup the inconsistent restart/restart_action transition, that has Assignee/Assignor guard in am inconsistent matter.

bt5/erp5_accounting/WorkflowTemplateItem/portal_workflow/accounting_period_workflow/transition_restart.xml

@@ -30,7 +30,7 @@
         </item>
         <item>
             <key> <string>description</string> </key>
-            <value> <string>Restarts the accounting period in order to input transactions.\r\n
+            <value> <string>Restarts the accounting period in order to input transactions.\n
 This removes existing balance transactions.</string> </value>
         </item>
         <item>
@@ -49,6 +49,7 @@ This removes existing balance transactions.</string> </value>
             <key> <string>guard_role</string> </key>
             <value>
               <tuple>
+                <string>Assignor</string>
                 <string>Assignee</string>
               </tuple>
             </value>

bt5/erp5_accounting/WorkflowTemplateItem/portal_workflow/accounting_period_workflow/transition_restart_action.xml

@@ -44,6 +44,7 @@
             <value>
               <tuple>
                 <string>Assignor</string>
+                <string>Assignee</string>
               </tuple>
             </value>
         </item>

bt5/erp5_accounting/WorkflowTemplateItem/portal_workflow/accounting_period_workflow/transition_start_action.xml

@@ -45,6 +45,7 @@
             <value>
               <tuple>
                 <string>Assignee</string>
+                <string>Assignor</string>
               </tuple>
             </value>
         </item>

bt5/erp5_accounting/WorkflowTemplateItem/portal_workflow/accounting_period_workflow/transition_stop.xml

@@ -49,6 +49,7 @@
             <value>
               <tuple>
                 <string>Assignee</string>
+                <string>Assignor</string>
               </tuple>
             </value>
         </item>

bt5/erp5_accounting/WorkflowTemplateItem/portal_workflow/accounting_period_workflow/transition_stop_action.xml

@@ -63,6 +63,7 @@
             <value>
               <tuple>
                 <string>Assignee</string>
+                <string>Assignor</string>
               </tuple>
             </value>
         </item>