Fix saving of `doctrines`

app/javascript/controllers/doctrines_controller.js

@@ -107,6 +107,8 @@ export default class extends ApplicationController {
                   }
                 })
               })
+            } else {
+              location.pathname = "/documents/" + document_id + "/doctrines/" + doctrine.id
             }
           } else {
             $('.toast').addClass('bg-danger').show();