Preserve cold NAT trials in the real network fixture

tools/chatgui-android/app/src/main/java/com/utun/chat/data/ChatRepository.kt

@@ -102,7 +102,7 @@ data class MemberAddr(val family: Int = 0, val protocol: String = "", val addres
                       val port: Int = 0, val socketId: Int = 0, val addrType: Int = 0, val rtt: Int = 0) {
     val roleLabelRes: Int get() = when (addrType) {
         0 -> R.string.address_local; 1 -> R.string.address_public
-        2 -> R.string.address_nat_eim; 3 -> R.string.address_nat_dependent; 4 -> R.string.address_nat
+        2 -> R.string.address_nat_eim; 3 -> R.string.address_nat_dependent
         5 -> R.string.address_contact; else -> R.string.address_unknown
     }
 }