Fix issue with CBS

contrib/tsn/model/tsn-net-device.cc

@@ -111,6 +111,12 @@ int
 TsnNetDevice::TransmitSelection()
 {
   NS_LOG_FUNCTION(this);
+  //Udpate Transmission selection algo states (e.g update cbs credit)
+  for (int i = m_queues.size(); i --> 0; )
+  {
+    m_transmissionSelectionAlgos[i]->Update();
+  }
+
   for (int i = m_queues.size(); i --> 0; )
   {
       if(!m_queues[i]->IsEmpty() && m_tas->IsGateOpen(i))