remove extra bracket

Author: lohanidamodar

templates/dart/base/requests/api.twig

@@ -10,4 +10,4 @@
 
         final res = await client.call(HttpMethod.{{ method.method | caseLower }}, path: path, params: params, headers: headers);
 
-        return {% if method.responseModel and method.responseModel != 'any' %}models.{{{method.responseModel | caseUcfirst | overrideIdentifier}}.fromMap(res.data){% else %} res.data{% endif %};
+        return {% if method.responseModel and method.responseModel != 'any' %}models.{{method.responseModel | caseUcfirst | overrideIdentifier}}.fromMap(res.data){% else %} res.data{% endif %};