Testing if all release calls happen after short sleep

Author: Sushisource

tests/worker/test_worker.py

@@ -422,6 +422,7 @@ def reserve_asserts(self, ctx):
         await wf1.signal(WaitOnSignalWorkflow.my_signal, "finish")
         await wf1.result()
 
+    await asyncio.sleep(0.2)
     assert ss.reserves == ss.releases
     # Two workflow tasks, one activity
     assert ss.used == 3