only trigger disconnect on Fail

@@ -25,7 +25,8 @@ class PublisherTransportObserver(
         Timber.v { "onIceConnection new state: $newState" }
         if (state == PeerConnection.IceConnectionState.CONNECTED && !engine.iceConnected) {
             engine.iceConnected = true
-        } else if (state == PeerConnection.IceConnectionState.DISCONNECTED) {
+        } else if (state == PeerConnection.IceConnectionState.FAILED) {
+            // when we publish tracks, some WebRTC versions will send out disconnected events periodically
             engine.iceConnected = false
             engine.listener?.onDisconnect("Peer connection disconnected")
         }