Add some small sleep to give login a chance to suceed

diracx-testing/src/diracx/testing/utils.py

@@ -635,7 +635,7 @@ async def fake_sleep(*args, **kwargs):
         assert poll_attempts <= 100
 
         # Reduce the sleep duration to zero to speed up the test
-        await unpatched_sleep(0)
+        await unpatched_sleep(0.1)
 
     # We monkeypatch asyncio.sleep to provide a hook to run the actions that
     # would normally be done by a user. This includes capturing the login URL