Change notification profile detail admin: limit filters to filters owned by user

[hmpf]

This might not be technically possible in the admin without javascript since you can change the owner on the same page.

See

• https://stackoverflow.com/questions/61571330/custom-dependent-dropdown-menu-inside-the-django-admin
• https://stackoverflow.com/questions/74948073/how-to-achieve-dependent-dropdown-between-country-and-state-in-django-inside-adm
• https://simpleisbetterthancomplex.com/tutorial/2018/01/29/how-to-implement-dependent-or-chained-dropdown-list-with-django.html