Make __new__ wrapper be deferred

Author: DinoV

Objects/typeobject.c

@@ -9565,6 +9565,9 @@ add_tp_new_wrapper(PyTypeObject *type)
         return -1;
     }
     r = PyDict_SetItem(dict, &_Py_ID(__new__), func);
+    if (!r) {
+        _PyObject_SetDeferredRefcount(func);
+    }
     Py_DECREF(func);
     return r;
 }