static WebSocketFrame ofPooledText(ByteBuf text) {
        requireNonNull(text, "text");
        return ofPooledText(text, true);
    }
(Advanced users only) Returns a new text {@link WebSocketFrame} with the {@link ByteBuf}
whose {@link #isFinalFragment()} is set to {@code true}.

@see #ofText(byte[])
@see PooledObjects
core/src/main/java/com/linecorp/armeria/common/websocket/WebSocketFrame.java