[FIX] point_of_sale: set journal as pos payment method on setting journal in the payment methods of a pos config when none is set.

addons/point_of_sale/point_of_sale.py

@@ -325,6 +325,7 @@ class pos_session(osv.osv):
                 if not cashids:
                     cashids = journal_proxy.search(cr, uid, [('journal_user','=',True)], context=context)
 
+            journal_proxy.write(cr, uid, cashids, {'journal_user': True})
             jobj.write(cr, uid, [pos_config.id], {'journal_ids': [(6,0, cashids)]})