[FLINK-37126] Add Validator for Autoscaler #4729

Job	Run time
Helm Lint Test	18s
maven build (17)	4m 19s
maven build (21)	4m 19s
Smoke test (okhttp, 17) / test_application_operations.sh	4m 21s
Smoke test (jetty, 21) / test_application_operations.sh	4m 19s
Smoke test (jdk, 17) / test_application_operations.sh	4m 21s
Smoke test (vertx, 17) / test_application_operations.sh	4m 18s
Smoke test (jetty, 17) / test_application_operations.sh	4m 20s
Smoke test (vertx, 21) / test_application_operations.sh	4m 18s
Smoke test (jdk, 21) / test_application_operations.sh	4m 18s
Smoke test (okhttp, 21) / test_application_operations.sh	4m 11s
Java runtimes smoke test	0s
e2e_ci	0s
Alternative namespace tests	0s
	43m 22s

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