(#6694)  Fix bug in WaitUntilAllExecute() [pytest].
(#6694)  Fix bug in WaitUntilAllExecute() [pytest].

htcondor/htcondor,htcondor/htcondor,htcondor/htcondor,htcondor/htcondor,htcondor/htcondor,htcondor/htcondor,htcondor/htcondor,htcondor/htcondor