Fix PT018 pytest-composite-assertion

Author: TimPansino

tests/agent_features/_test_async_generator_trace.py

@@ -273,7 +273,8 @@ async def _test():
         await gen.asend(None)
 
         assert await gen.asend("foobar") == "foobar"
-        assert _received and _received[0] == "foobar"
+        assert _received
+        assert _received[0] == "foobar"
 
         # finish consumption of the coroutine if necessary
         async for _ in gen: