sources/oauth: allow creation of user connection objects with parameters (#12195)

* sources/oauth: allow creation of user connection objects with parameters

Signed-off-by: Jens Langhammer <jens@goauthentik.io>

* fix web

Signed-off-by: Jens Langhammer <jens@goauthentik.io>

* tix tests

Signed-off-by: Jens Langhammer <jens@goauthentik.io>

* add for all

Signed-off-by: Jens Langhammer <jens@goauthentik.io>

* align

Signed-off-by: Jens Langhammer <jens@goauthentik.io>

---------

Signed-off-by: Jens Langhammer <jens@goauthentik.io>

tests/e2e/test_source_oauth_oauth2.py

@@ -192,5 +192,5 @@ class TestSourceOAuth2(SeleniumTestCase):
         results = body_json["results"]
         self.assertEqual(len(results), 1)
         connection = results[0]
-        self.assertEqual(connection["source"]["slug"], self.slug)
+        self.assertEqual(connection["source_obj"]["slug"], self.slug)
         self.assertEqual(connection["user"], self.user.pk)