* [tests] Add introspection tests to ensure there are native linking instructions for all frameworks. Fixes#3976
or a good, documented (in test code) reason for not needing it.
https://github.com/xamarin/xamarin-macios/issues/3976
* Fix failures
- static registrar failed on 32bits because one type in PhotoUI missed
its `onlyOn64: true`
- link with the top, not the sub-frameworks
* [tvos] Fix mistakes in tvOS where some extranous types triggered unrequired/unavailable (or missing) frameworks
* [watchos] Fix watchOS frameworks mapping