Add threading type condition for win32session daemon

Signed-off-by: Loren Eteval <loren.eteval@proton.me>

Author: LorenEteval

Furious/Utility/Win32Session.py

@@ -49,7 +49,9 @@ def off(self) -> bool:
             import win32session
 
             if win32session.off():
-                self._daemonThread.join()
+                if isinstance(self._daemonThread, threading.Thread):
+                    self._daemonThread.join()
+
                 # Reset it
                 self._daemonThread = None