SqlStreamInput/Output use TransportVersion from a read-in Version constant. We need to remove the useage of `transportVersion` field
x-pack/plugin/ql/test-fixtures/src/main/java/org/elasticsearch/xpack/ql/TestNodes.java
/*
 * Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
 * or more contributor license agreements. Licensed under the Elastic License
 * 2.0; you may not use this file except in compliance with the Elastic License
 * 2.0.
 */
package org.elasticsearch.xpack.ql;
import org.elasticsearch.Version;
import java.util.HashMap;
import java.util.List;
import java.util.stream.Collectors;
public final class TestNodes extends HashMap<String, TestNode> {