MT#59962 SBCCallProfile: fix typo

Compare the correct iterators.

Change-Id: I8396d371a0a33c0e1373b4fd4585209b5093a081
Warned-by: Coverity

apps/sbc/SBCCallProfile.cpp

@@ -123,7 +123,7 @@ static string payload2str(const SdpPayload &p);
 	else {								\
 	  map<string,unsigned short>::iterator name_it =		\
 	    AmConfig::SIP_If_names.find(what);				\
-	  if (name_it != AmConfig::RTP_If_names.end()) \
+	  if (name_it != AmConfig::SIP_If_names.end()) \
 	    iface = name_it->second;					\
 	  else {							\
 	    ERROR("selected " #what " '%s' does not exist as a signaling" \