[Backport] Update TinkerPop to 3.7.3 [tp-tests][cql-tests] #5389

Job	Run time
build-all	3m 10s
tests (es, -Pelasticsearch8, es8-java8, 8)	29m 27s
tests (es, -Pelasticsearch7, es7-java8, 8)	28m 43s
tests (es, -Pelasticsearch6, es6-java8, 8)	27m 48s
tests (es, -Pelasticsearch60, es60-java8, 8)	27m 14s
tests (es, -Pjava-11, -Pelasticsearch8, es8, 11)	28m 56s
tests (es, -Pjava-11, -Pelasticsearch7, es7, 11)	28m 47s
tests (es, -Pjava-11, -Pelasticsearch6, es6, 11)	27m 22s
tests (es, -Pjava-11, -Pelasticsearch60, es60, 11)	27m 21s
	3h 48m 48s

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