Fix typo in error handling for WaitForMultipleObjects()

Modules/_winapi.c

@@ -1058,7 +1058,7 @@ winapi_WaitForMultipleObjects(PyObject* self, PyObject* args)
     if (!PySequence_Check(handle_seq)) {
         PyErr_Format(PyExc_TypeError,
                      "sequence type expected, got '%s'",
-                     Py_TYPE(handle_seq)->tp_doc);
+                     Py_TYPE(handle_seq)->tp_name);
         return NULL;
     }
     nhandles = PySequence_Length(handle_seq);