emails: only show quay footer if coming from hosted

util/useremails.py

@@ -61,6 +61,7 @@ def send_email(recipient, subject, template_file, parameters, action=None):
     'app_logo': 'https://quay.io/static/img/quay-logo.png', # TODO: make this pull from config
     'app_url': app_url,
     'app_title': app_title,
+    'hosted': 'Quay' in app_title,
     'app_link': app_link_handler,
     'action_metadata': json.dumps(action.metadata) if action else None
   })