[CI Postmortem] Flaky: MonoTouchFixtures.Security.SecureTransportTest.Tls12

[rolfbjarne]

Summary

Flaky test confirmed by rerun recovery on PR #25183 (same commit 3a0e9a9f).

Test: MonoTouchFixtures.Security.SecureTransportTest.Tls12
Suite: monotouch-test (macOS)
Error:

System.Net.Sockets.SocketException : Operation timed out [2607:f8b0:400a:801::2003]:443

Rerun Evidence

PR	Build	Result
#25183	13884667	Failed
#25183	13884678	Passed (same commit)

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Filed automatically by CI postmortem analysis.