MSC/SMS-over-GSUP: cosmetic: use a single log() call to print received PDU

Change-Id: I862766ac87715d5ad141405f343f0563fd75150f
diff --git a/msc/MSC_Tests.ttcn b/msc/MSC_Tests.ttcn
index 5a23916..13cb8f4 100644
--- a/msc/MSC_Tests.ttcn
+++ b/msc/MSC_Tests.ttcn
@@ -2208,8 +2208,7 @@
 	f_mo_sms_submit(spars);
 	alt {
 	[] GSUP.receive(mo_forwardSM) -> value gsup_msg_rx {
-		log("RX MO-forwardSM-Req");
-		log(gsup_msg_rx);
+		log("RX MO-forwardSM-Req: ", gsup_msg_rx);
 		setverdict(pass);
 		}
 	[] GSUP.receive {
@@ -2265,8 +2264,7 @@
 	f_mo_smma(spars);
 	alt {
 	[] GSUP.receive(mo_ReadyForSM) -> value gsup_msg_rx {
-		log("RX MO-ReadyForSM-Req");
-		log(gsup_msg_rx);
+		log("RX MO-ReadyForSM-Req: ", gsup_msg_rx);
 		setverdict(pass);
 		}
 	[] GSUP.receive {