static CloseWebSocketFrame ofClose(byte[] data) {
        requireNonNull(data, "data");
        return new CloseByteBufWebSocketFrame(data);
    }
Returns a new {@link CloseWebSocketFrame} with the {@code data} that contains
{@link WebSocketCloseStatus}.

@see <a href="https://datatracker.ietf.org/doc/html/rfc6455#section-5.5.1">Close</a>
core/src/main/java/com/linecorp/armeria/common/websocket/WebSocketFrame.java