ISSUE-17785: Flaky-test: LookupRetryTest.testCloseConnectionOnBrokerRejectedRequest

[sijie]

Original Issue: apache#17785

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• I searched in the issues and found nothing similar.

Example failure

https://github.com/apache/pulsar/actions/runs/3101892132/jobs/5023814359

Exception stacktrace

Error:  Tests run: 37, Failures: 1, Errors: 0, Skipped: 36, Time elapsed: 8.833 s <<< FAILURE! - in org.apache.pulsar.client.impl.LookupRetryTest
  Error:  testCloseConnectionOnBrokerRejectedRequest(org.apache.pulsar.client.impl.LookupRetryTest)  Time elapsed: 2.146 s  <<< FAILURE!
  java.lang.AssertionError: expected [2] but found [1]
  	at org.testng.Assert.fail(Assert.java:99)
  	at org.testng.Assert.failNotEquals(Assert.java:1037)
  	at org.testng.Assert.assertEqualsImpl(Assert.java:140)
  	at org.testng.Assert.assertEquals(Assert.java:122)
  	at org.testng.Assert.assertEquals(Assert.java:907)
  	at org.testng.Assert.assertEquals(Assert.java:917)
  	at org.apache.pulsar.client.impl.LookupRetryTest.testCloseConnectionOnBrokerRejectedRequest(LookupRetryTest.java:217)
  	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
  	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
  	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
  	at java.base/java.lang.reflect.Method.invoke(Method.java:568)
  	at org.testng.internal.MethodInvocationHelper.invokeMethod(MethodInvocationHelper.java:132)
  	at org.testng.internal.InvokeMethodRunnable.runOne(InvokeMethodRunnable.java:45)
  	at org.testng.internal.InvokeMethodRunnable.call(InvokeMethodRunnable.java:73)
  	at org.testng.internal.InvokeMethodRunnable.call(InvokeMethodRunnable.java:11)
  	at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
  	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
  	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
  	at java.base/java.lang.Thread.run(Thread.java:833)

Are you willing to submit a PR?

• I'm willing to submit a PR!