Validate domain manager on writing

All Submissions:

[X] Have you followed the guidelines in our Contributing document?
[X] Have you checked to ensure there aren't other open Pull Requests for the same update/change?

The implementation is validating both the ENS Registry owner and the ERC7-721 owner to support legacy domains.

[X] Have you added an explanation of what your changes do and why you'd like us to include them?
[ ] Have you written new tests for your core changes, as applicable?
[X] Have you successfully run tests with your changes locally?