erp5_hal_json_style: Fix missing translation when validator return error

bt5/erp5_hal_json_style/SkinTemplateItem/portal_skins/erp5_hal_json_style/ERP5Document_getHateoas.py

@@ -2107,7 +2107,7 @@ def calculateHateoas(is_portal=None, is_site_root=None, traversed_document=None,
           # Include cell error text in case of form validation
           if field_errors.has_key('%s_%s' % (editable_field.id, brain_uid)):
             contents_item[select]['field_gadget_param']["error_text"] = \
-              field_errors['%s_%s' % (editable_field.id, brain_uid)].error_text
+              Base_translateString(field_errors['%s_%s' % (editable_field.id, brain_uid)].error_text)
 
 
         # Do not generate link for empty value, as it will not be clickable in UI