TMSS-190: fixed typo

SAS/TMSS/services/tmsspglistener/lib/tmsspglistener.py

@@ -216,7 +216,7 @@ def main():
     parser.add_option_group(group)
 
     parser.add_option_group(dbcredentials.options_group(parser))
-    parser.set_defaults(dbcredentials=os.environ.get('TMSS_CLIENT_DBCREDENTIALS', 'TMSS'))
+    parser.set_defaults(dbcredentials=os.environ.get('TMSS_DBCREDENTIALS', 'TMSS'))
     (options, args) = parser.parse_args()
 
     dbcreds = dbcredentials.parse_options(options)