Rename language codes

issue5443

move.py

@@ -544,7 +544,7 @@ class Reconciliation(ModelSQL, ModelView):
                 language = Transaction().language
                 languages = Lang.search([('code', '=', language)])
                 if not languages:
-                    languages = Lang.search([('code', '=', 'en_US')])
+                    languages = Lang.search([('code', '=', 'en')])
                 language = languages[0]
                 debit = Lang.currency(
                     language, debit, account.company.currency)