HTCONDOR-1435 Allow condor to build with Python 3.11
HTCONDOR-1435 Allow condor to build with Python 3.11

In particular, distutils.sysconfig.get_config_var('SO')

is not just deprecated, but removed in favor of

distutils.sysconfig.get_config_var('EXT_SUFFIX')

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