update ZAM_Urban-3_3

scenarios/hand-crafted/ZAM_Urban-3_3.xml

 <?xml version='1.0' encoding='UTF-8'?>
-<commonRoad timeStepSize="0.1" commonRoadVersion="2020a" author="Yuanfei Lin" affiliation="Technical University of Munich, Germany" source="" benchmarkID="ZAM_Urban-3_1" date="2021-03-24">
+<commonRoad timeStepSize="0.1" commonRoadVersion="2020a" author="Yuanfei Lin" affiliation="Technical University of Munich, Germany" source="BMW CAR@TUM" benchmarkID="ZAM_Urban-3_3" date="2021-03-24">
   <location>
     <geoNameId>-999</geoNameId>
     <gpsLatitude>999</gpsLatitude>