Added more anonymous traversal tests. #28

Job	Run time
smoke	3m 38s
mvn clean install - jdk8	12m 51s
mvn clean install - jdk17	12m 58s
mvn clean install - jdk11	30m 32s
cache gremlin-server docker image	2m 29s
gremlin-console	6m 3s
gremlin-server default	15m 58s
gremlin-server unified	15m 53s
neo4j-gremlin	8m 45s
spark core (ubuntu-latest)	12m 58s
spark gryo (ubuntu-latest)	9m 51s
spark core (windows-latest)	4m 1s
spark gryo (windows-latest)	3m 39s
gremlin-driver	3m 33s
python	7m 49s
	2h 30m 58s

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