remote-desktop: ConnectToEIS is not a Notify method

This is use to determined whether a method uses a request or a call.

ConnectToEIS is a call, not a request, otherwise the handler will crash
handle_connect_to_eis() calling acquire_session_from_call().

src/xdg-desktop-portal.c

@@ -120,7 +120,7 @@ method_needs_request (GDBusMethodInvocation *invocation)
     }
   else if (strcmp (interface, "org.freedesktop.portal.RemoteDesktop") == 0)
     {
-      if (strstr (method, "Notify") == method)
+      if (strstr (method, "Notify") == method || strcmp (method, "ConnectToEIS") == 0)
         return FALSE;
       else
         return TRUE;