Core/Authserver: Partial port of 56cf7ff2a8

Change the "UpdateIfNeed" logic to a deadline_timer

src/server/authserver/Main.cpp

@@ -194,6 +194,8 @@ int main(int argc, char** argv)
 
     sAuthSocketMgr.StopNetwork();
 
+    sRealmList->Close();
+
     // Close the Database Pool and library
     StopDB();