feat(gapic-generator-java): Extract resource name heuristicly (#12207) #418

Job	Run time
filter	1m 6s
build(8) except for gapic-generator-java	4m 6s
build(25) except self-service clients	12m 32s
dependency_analyzer_unit_test	46s
build (17)	13m 44s
showcase (17)	10m 1s
build(8) for showcase	9m 16s
build(8) for gapic-generator-java	10m 41s
gapic-generator-java-bom	2m 57s
showcase (21)	10m 5s
build (11)	13m 50s
showcase (11)	9m 59s
unmanaged_dependency_check	10m 59s
showcase (25)	10m 7s
build(21) except self-service clients	12m 33s
showcase-clirr	0s
	2h 12m 42s

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