Function resize

include/jsoncons/basic_json.hpp:3491–3504

        }

        void resize(std::size_t n)
        {
            switch (storage_kind())
            {
                case json_storage_kind::array:
                    cast<array_storage>().value().resize(n);
                    break;
                case json_storage_kind::json_ref:
                    cast<json_ref_storage>().value().resize(n);
                    break;
                default:
                    break;
            }
        }

        template <typename T>
        void resize(std::size_t n, T val)