build: Update golden integration tests scripts (#12210) #233

Job	Run time
filter	1m 9s
build(8) except for gapic-generator-java	4m 3s
build(21) except self-service clients	12m 5s
build(8) for showcase	9m 16s
gapic-generator-java-bom	2m 38s
build(25) except self-service clients	13m 39s
unmanaged_dependency_check	8m 47s
build (11)	14m 21s
showcase (17)	10m 6s
showcase (11)	10m 2s
build(8) for gapic-generator-java	11m 35s
dependency_analyzer_unit_test	48s
build (17)	14m 7s
showcase (21)	10m 36s
showcase (25)	10m 22s
showcase-clirr	0s
	2h 13m 34s

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