test: add tests for self relationships (#10071) #33370

Job	Run time
setup	2m 35s
integration-tests-packages	13m 14s
Shard (0) HTTP Integration Tests	12m 12s
Shard (1) HTTP Integration Tests	8m 37s
Shard (0) Module Integration Tests	11m 8s
Shard (0) Unit Tests	9m 0s
Shard (1) Module Integration Tests	9m 46s
Shard (1) Unit Tests	5m 23s
unit-tests	1s
integration-tests-modules	1s
integration-tests-http	1s
	1h 11m 58s

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