PyDumper: Explicitly disable CaloRinger during event dumping.

CaloRinger is on by default in RecExCommon, and doesn't obey the doWrite
switches.  Futher, it loads Athena libraries during job configuration,
which can lead to crashes in gcc8 builds.  Explicitly disable it.

Event/PyDumper/python/SgDumpLib.py

@@ -73,6 +73,7 @@ def _gen_jobo(dct):
                      'doAOD',
                      'doDPD',
                      'doEgamma',  # avoid dict clash
+                     'doCaloRinger', # avoid loading Ath libs too early
                      ):
             getattr (rec, item).set_Value_and_Lock(False)