pySim-read.py: Use the method declared in cards.py to read ICCID

Change-Id: I0dcda1ea617f3febe246b360b95887c04e5d2629
diff --git a/pySim-read.py b/pySim-read.py
index bad2047..cdab462 100755
--- a/pySim-read.py
+++ b/pySim-read.py
@@ -99,9 +99,9 @@
 	card = card_detect("auto", scc) or Card(scc)
 
 	# EF.ICCID
-	(res, sw) = scc.read_binary(EF['ICCID'])
+	(res, sw) = card.read_iccid()
 	if sw == '9000':
-		print("ICCID: %s" % (dec_iccid(res),))
+		print("ICCID: %s" % (res,))
 	else:
 		print("ICCID: Can't read, response code = %s" % (sw,))