Flaky Abortive Shutdown Test

[ProjectsByJackHe]

Describe the bug

Misc/WithAbortiveArgs.AbortiveShutdown/502 test is flaky.

Here is a log of a recent failure:
Test logs: https://github.com/microsoft/msquic/actions/runs/6356433339/job/17266401639?pr=3817

The goal of opening this bug is to keep track of this failure further on, so we don't have any regressions going forward.

Affected OS

• Windows
• Linux
• macOS
• Other (specify below)

Additional OS information

No response

MsQuic version

main

Steps taken to reproduce bug

1. Run the CI
2. May or may not fail?

Expected behavior

Ideally, the test Misc/WithAbortiveArgs.AbortiveShutdown should not be flaky, so the times that it does fail, we want it to be as rare as possible.

Actual outcome

The test is flaky.

Additional details

No response