[C++] Improve LatchTest.testTimedWait timing (#6294)
[C++] Improve LatchTest.testTimedWait timing (#6294)


yahoo/pulsar,yahoo/pulsar,yahoo/pulsar,massakam/pulsar,merlimat/pulsar,yahoo/pulsar,yahoo/pulsar,merlimat/pulsar,merlimat/pulsar,massakam/pulsar,massakam/pulsar,massakam/pulsar,massakam/pulsar,merlimat/pulsar,massakam/pulsar,merlimat/pulsar,merlimat/pulsar,yahoo/pulsar