### CI Link

https://gradle-enterprise.elastic.co/s/mw2zhgjnaroxk
https://gradle-enterprise.elastic.co/s/og2cnfo5yzhyi

In both cases the tests ran on the `graalvm-ce17` JVM.

### Repro line
NA

### Does it reproduce?

Didn't try

### Applicable branches

main

### Failure history

https://gradle-enterprise.elastic.co/scans/tests?search.timeZoneId=Europe/London&tests.container=org.elasticsearch.client.RestClientMultipleHostsTests&tests.test=classMethod

### Failure excerpt
```
com.carrotsearch.randomizedtesting.ThreadLeakError: There are still zombie threads that couldn't be terminated: 
  | 1) Thread[id=24, name=Libgraal MBean Registration, state=TIMED_WAITING, group=main] |  
  | at java.base@17.0.3/java.lang.Thread.sleep(Native Method) |  
  | at platform/jdk.internal.vm.compiler.management/org.graalvm.compiler.hotspot.management.Factory.run(Factory.java:111) |  
```
client/test/src/main/java/org/elasticsearch/client/RestClientTestCase.java
/*
 * Licensed to Elasticsearch B.V. under one or more contributor
 * license agreements. See the NOTICE file distributed with
 * this work for additional information regarding copyright
 * ownership. Elasticsearch B.V. licenses this file to you under
 * the Apache License, Version 2.0 (the "License"); you may
 * not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */
package org.elasticsearch.client;
import com.carrotsearch.randomizedtesting.JUnit3MethodProvider;