### Elasticsearch Version

main + all released versions back to 7.9

### Installed Plugins

_No response_

### Java Version

_bundled_

### OS Version

n/a

### Problem Description

It was observed that some transforms behaved badly after the update of **another** (unrelated) transform.

### Steps to Reproduce

1. Update the settings of one transform
2. Observe how these settings get effective for **another** transform

### Logs (if relevant)

_No response_
x-pack/plugin/core/src/main/java/org/elasticsearch/xpack/core/transform/action/UpdateTransformAction.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.core.transform.action;
import org.elasticsearch.TransportVersions;
import org.elasticsearch.action.ActionRequestValidationException;
import org.elasticsearch.action.ActionType;
import org.elasticsearch.action.support.tasks.BaseTasksRequest;
import org.elasticsearch.action.support.tasks.BaseTasksResponse;
import org.elasticsearch.common.io.stream.StreamInput;
import org.elasticsearch.common.io.stream.StreamOutput;
import org.elasticsearch.core.TimeValue;
import org.elasticsearch.xcontent.ToXContentObject;
import org.elasticsearch.xcontent.XContentBuilder;
import org.elasticsearch.xcontent.XContentParser;
import org.elasticsearch.xpack.core.common.validation.SourceDestValidator;
import org.elasticsearch.xpack.core.transform.TransformField;
import org.elasticsearch.xpack.core.transform.transforms.AuthorizationState;
import org.elasticsearch.xpack.core.transform.transforms.TransformConfig;
import org.elasticsearch.xpack.core.transform.transforms.TransformConfigUpdate;
import java.io.IOException;
import java.util.Collections;
import java.util.Objects;
import static org.elasticsearch.action.ValidateActions.addValidationError;
public class UpdateTransformAction extends ActionType<UpdateTransformAction.Response> {