[PATCH] mscoree: Add a test to show that first non-default domain is not made current automatically.

[Vincent Povirk (they/them)]

> +    prev_domain = domain_attach(default_domain);
> +
> +    hr = RuntimeHost_GetIUnknownForDomain(This, default_domain, appDomain);
> +
> +    domain_restore(prev_domain);

So it returns the default domain in all cases? That seems wrong.