Ensure generic parameter constraint type is included when building image (#34346)

Ensure generic parameter constraint type is included when building image (#34346)

sets.

This fixes: https://issuetracker.unity3d.com/issues/editor-crash-when-entering-and-exiting-playmode-for-a-few-times-with-microsoft-maps-sdk

@joncham and I were working on this we hit the two asserts that I've removed. We were wondering if they were still needed?

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Co-authored-by: UnityAlex <UnityAlex@users.noreply.github.com>