2 UI ideas here: - Setting the tenant with a ```Set as Tenant``` button in the "organisation" list view <img width="1212" alt="Screenshot 2024-01-04 at 3 48 26 PM" src="https://github.com/ash-project/ash_admin/assets/4276047/b2b9784c-667f-40f0-9b3a-1980629555c0"> - And In the Navbar, have the tenant be a dropdown so that we can select the tenant