set PRE_RELEASE to RC for 9.0.2 release branch
set PRE_RELEASE to RC for 9.0.2 release branch

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