Implement conformance tests for Java #3219

Job	Run time
Lint pkg	3m 5s
prerequisites	5m 50s
test_templates	6m 33s
test_integrations (stack-reference)	2m 8s
examples (aws-java-eks-minimal)	3m 53s
test_integrations (stack-transformation)	4m 30s
examples (aws-java-webserver)	2m 45s
go-tests	9m 6s
test_integrations (adopt-into-component)	2m 54s
examples (aws-native-java-s3-folder)	3m 8s
test_integrations (rename)	2m 24s
examples (azure-java-appservice-sql)	2m 40s
test_integrations (rename-component)	2m 28s
examples (azure-java-static-website)	2m 59s
test_integrations (rename-component-and-child)	2m 19s
examples (gcp-java-gke-hello-world)	2m 57s
test_integrations (retype-component)	2m 14s
examples (kubernetes)	4m 57s
test_integrations (retype-parents)	2m 9s
examples (minimal)	2m 49s
examples (minimalsbt)	3m 0s
examples (random)	2m 38s
	1h 17m 26s

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