Update rpitx.py remove chan++ and ch

rpitx.py

@@ -482,12 +482,12 @@ if __name__ == "__main__":
 					f = open("/home/pi/CubeSatSim/cwready")
 					f.close()
 					system("sudo rm /home/pi/CubeSatSim/cwready")
-					ch = 1
+##					ch = 1
 					for chan in range(7):
 						command = "gen_packets -M 20 -o /home/pi/CubeSatSim/morse.wav /home/pi/CubeSatSim/cw" + str(chan) + ".txt -r 48000 > /dev/null 2>&1"
 						print(command)
 						system(command)
-						chan = chan + 1						
+##						chan = chan + 1						
 						if (command_tx == True):
 							output(txLed, txLedOn)
 							output (pd, 1)