Remove dependence on domains.yml from static pages

This will allow us to remove the `domains.yml` file, by using
information about organisations that is now stored in the database
instead.

app/main/views/index.py

@@ -16,7 +16,7 @@ from app import email_branding_client, letter_branding_client
 from app.main import main
 from app.main.forms import FieldWithNoneOption, SearchByNameForm
 from app.main.views.sub_navigation_dictionaries import features_nav
-from app.utils import AgreementInfo, get_logo_cdn_domain
+from app.utils import get_logo_cdn_domain
 
 
 @main.route('/')
@@ -75,7 +75,6 @@ def pricing():
             for cc, country in INTERNATIONAL_BILLING_RATES.items()
         ], key=lambda x: x[0]),
         search_form=SearchByNameForm(),
-        agreement_info=AgreementInfo.from_current_user(),
     )
 
 
@@ -249,7 +248,6 @@ def terms():
     return render_template(
         'views/terms-of-use.html',
         navigation_links=features_nav(),
-        agreement_info=AgreementInfo.from_current_user(),
     )