Nightly build for Java 11 on windows-2022 failed.

[github-actions]

The build has failed : https://github.com/googleapis/gapic-generator-java/actions/runs/5250258542

[blakeli0]

Failed test case is

Error:  Failures: 
Error:    FlowControllerTest.testReserveRelease_rejectedByElementCount:237 value of            : getException()
expected instance of: com.google.api.gax.batching.FlowController$MaxOutstandingElementCountReachedException
but was             : null

Closing this issue as this flaky test is already tracked in #1649