Test permissions use api (#784)

* initial push

* fmt; clippy

---------

Co-authored-by: Geometrically <18202329+Geometrically@users.noreply.github.com>

tests/oauth_clients.rs

@@ -167,8 +167,12 @@ async fn delete_oauth_client_after_issuing_access_tokens_revokes_tokens() {
 
         env.api.delete_oauth_client(&client_id, USER_USER_PAT).await;
 
-        env.assert_read_notifications_status(USER_USER_ID, &access_token, StatusCode::UNAUTHORIZED)
-            .await;
+        env.assert_read_notifications_status(
+            USER_USER_ID,
+            Some(&access_token),
+            StatusCode::UNAUTHORIZED,
+        )
+        .await;
     })
     .await;
 }