Fix skipped async tests caused by pytest-memray
Fix skipped async tests caused by pytest-memray: do not pass memray argument to pytest.

Fix #2901.

Reported underlying issue in pytest-memray:
- https://github.com/bloomberg/pytest-memray/issues/119
Fix skipped async tests caused by pytest-memray: Fix skipped async tests caused by pytest-memray: do not pass memray argument to pytest.

Fix #2901.

Reported underlying issue in pytest-memray:
- https://github.com/bloomberg/pytest-memray/issues/119