mgcp hack: don't change payload type when passing RTP thru

Change-Id: I9c43704a4c1e26d434c0d7e7ee370b2c21fb3399
diff --git a/openbsc/src/libmgcp/mgcp_network.c b/openbsc/src/libmgcp/mgcp_network.c
index ca3e82a..5686e59 100644
--- a/openbsc/src/libmgcp/mgcp_network.c
+++ b/openbsc/src/libmgcp/mgcp_network.c
@@ -537,9 +537,11 @@
 	if (payload < 0)
 		return;
 
+#if 0
 	DEBUGP(DMGCP, "Payload hdr payload %u -> endp payload %u\n",
 	       rtp_hdr->payload_type, payload);
 	rtp_hdr->payload_type = payload;
+#endif
 }
 
 /*