feat: RDG qwinsta/logoff via WinRM on client workstation (0.11.6)

SAC resolves internal_ip to a registered Windows host and runs qwinsta/logoff synchronously over WinRM instead of queueing commands to the gateway agent.

backend/app/services/rdg_session_flap.py

@@ -31,6 +31,10 @@ def _event_internal_ip(event: Event) -> str:
     return ""
 
 
+def event_internal_ip(event: Event) -> str:
+    return _event_internal_ip(event)
+
+
 def _users_match(end_event: Event, success_event: Event) -> bool:
     return _event_user(end_event) != "" and _event_user(end_event) == _event_user(success_event)