Add exit StateTransition on Load UL wizard.

This commit refs #13246

load.py

@@ -637,7 +637,7 @@ class LoadUnitLoad(Wizard):
     post_order = StateTransition()
     data = StateView('carrier.load_uls.data',
         'carrier_load_ul.load_uls_data_view_form', [
-            Button('Exit', 'end', 'tryton-cancel'),
+            Button('Exit', 'exit', 'tryton-cancel'),
             Button('Unload ULs', 'unload_', 'tryton-undo'),
             Button('Do', 'do_', 'tryton-ok', states={
                 'readonly': Eval('ul_code') | Eval('uls_to_load'),
@@ -658,6 +658,7 @@ class LoadUnitLoad(Wizard):
     unload_ = StateTransition()
     do_ = StateTransition()
     open_ = StateAction('carrier_load.act_load_order')
+    exit = StateTransition()
 
     @classmethod
     def __setup__(cls):
@@ -748,6 +749,9 @@ class LoadUnitLoad(Wizard):
         order, _ = self._get_load_order()
         Order.do([order])
         # TODO: print reports
+        self.transition_exit()
+
+    def transition_exit(self):
         if Transaction().context['active_model'] != 'carrier.load.order':
             return 'open_'
         return 'end'

locale/es.po

@@ -430,7 +430,7 @@ msgctxt "wizard_button:carrier.load_uls,data,do_:"
 msgid "Do"
 msgstr "Finalizar"
 
-msgctxt "wizard_button:carrier.load_uls,data,end:"
+msgctxt "wizard_button:carrier.load_uls,data,exit:"
 msgid "Exit"
 msgstr "Salir"