fix(utils): avoid optional properties on graphql generated file #34452

Job	Run time
setup	5m 19s
Shard (0) HTTP Integration Tests	12m 0s
Shard (1) HTTP Integration Tests	8m 58s
integration-tests-packages	12m 58s
Shard (0) Unit Tests	9m 3s
Shard (0) Module Integration Tests	10m 53s
Shard (1) Unit Tests	5m 22s
Shard (1) Module Integration Tests	9m 43s
unit-tests	6s
integration-tests-modules	2s
integration-tests-http	1s
	1h 14m 25s

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