Fix sso cert test

test/pytest/test_certs.py

@@ -99,6 +99,7 @@ def test_cert_validation(host, app): # pylint: disable=too-many-statements
         # prometheus is only exposed if opted-in in the settings
         'prometheus': 'prometheus',
         'rocketchat': 'chat',
+        'single-sign-on': 'admin',
         'wordpress': 'www'
     }