transceiver: Log channel number in DEBUG output of demoded bursts.

Signed-off-by: Tom Tsou <tom.tsou@ettus.com>
diff --git a/Transceiver52M/Transceiver.h b/Transceiver52M/Transceiver.h
index 4373dc7..99db34d 100644
--- a/Transceiver52M/Transceiver.h
+++ b/Transceiver52M/Transceiver.h
@@ -276,7 +276,7 @@
   /** set priority on current thread */
   void setPriority(float prio = 0.5) { mRadioInterface->setPriority(prio); }
 
-  void logRxBurst(SoftVector *burst, GSM::Time time, double dbm,
+  void logRxBurst(size_t chan, SoftVector *burst, GSM::Time time, double dbm,
                   double rssi, double noise, double toa);
 };