L1CTL: Fix passing 'combined' and 'offset' from f_L1CTL_RACH()

The function didn't pass its arguments down into the actual L1CTL
port and instead provided '0' into t_L1CTL_RACH_REQ

Change-Id: I5af9654e1fd903420b0dfe7f2db0a6572803d9ef
diff --git a/library/L1CTL_PortType.ttcn b/library/L1CTL_PortType.ttcn
index f241c39..812e284 100644
--- a/library/L1CTL_PortType.ttcn
+++ b/library/L1CTL_PortType.ttcn
@@ -55,7 +55,7 @@
 		var GsmFrameNumber fn;
 		timer T := 2.0;
 		T.start
-		pt.send(t_L1CTL_RACH_REQ(ra, 0, 0))
+		pt.send(t_L1CTL_RACH_REQ(ra, combined, offset))
 		alt {
 			[] pt.receive(t_L1CTL_RACH_CONF) -> value rc { fn := rc.dl_info.frame_nr };
 			[] pt.receive { repeat; };