Fix test assert

Author: bouwew

tests/test_usb.py

@@ -2178,7 +2178,7 @@ async def load_callback(event: pw_api.NodeEvent, mac: str) -> None:  # type: ign
         with pytest.raises(ValueError):
             assert await test_scan.set_motion_reset_timer(256)
         assert not await test_scan.set_motion_reset_timer(10)
-        assert test_scan.scan_config_task_scheduled
+        assert not test_scan.scan_config_task_scheduled
         assert await test_scan.set_motion_reset_timer(15)
         assert test_scan.scan_config_task_scheduled
         assert test_scan.reset_timer == 15