Add callback propagation tests for domain use cases

[MihaiCristianCondrea]

Summary

• extend RequestReviewFlowUseCase tests to ensure review flow callbacks reach the caller
• verify support billing and product detail use cases forward repository callbacks and edge-case arguments
• assert startup consent form/update use cases propagate success and failure callbacks from the repository

Testing

• ./gradlew test (fails: SDK location not found in container)

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https://chatgpt.com/codex/tasks/task_e_68c976409fd0832db7f9af32f8ab9ce5