Use Allauth settings for app name and hiding on login/connect forms (#12242)
The `settings` attribute isn't super well documented, but it is used
from the template tag for listing providers. We can also use settings
for arbitrary values if we want.
See
https://codeberg.org/allauth/django-allauth/src/commit/b74b04a8261486db8a3823c26c188820aed599aa/allauth/socialaccount/templatetags/socialaccount.py#L84