PYTHON-4725 - Async client should use tasks for SDAM instead of threads
PYTHON-4860 - Async client should use asyncio.Lock and asyncio.Condition
PYTHON-4941 - Synchronous unified test runner being used in asynchronous tests
PYTHON-4843 - Async test suite should use a single event loop
PYTHON-4945 - Fix test cleanups for mongoses
Co-authored-by: Iris <58442094+sleepyStick@users.noreply.github.com>
Fixes a bug where the driverConnectionId field was missing from "server heartbeat failed" log messages.
Avoids sending "upsert": False since various client.bulkWrite spec tests assume this field is only sent when it's True.
