test: fix flaky test-benchmark-es
Allow zero iterations for short benchmark in test.
Checklist
-
make -j4 test(UNIX), orvcbuild test(Windows) passes -
commit message follows commit guidelines
Affected core subsystem(s)
test benchmark
Do not update/delete: Banner broadcast message test data
Do not update/delete: Notification broadcast message test data
Allow zero iterations for short benchmark in test.
make -j4 test (UNIX), or vcbuild test (Windows) passestest benchmark