Update tools/synchro.py

Co-authored-by: Noah Stapp <[email protected]>

Author: sleepyStick

tools/synchro.py

@@ -226,7 +226,7 @@ def async_only_test(f: str) -> bool:
     "test_retryable_writes.py",
     "test_retryable_writes_unified.py",
     "test_session.py",
-    "test_session_unified.py",
+    "test_sessions_unified.py",
     "test_srv_polling.py",
     "test_transactions.py",
     "unified_format.py",