message: Enable assert app-level success
diff: @@ -438,11 +438,9 @@ mod tests {
  let packet = mock_ibc_packet_recv(channel_id, &ibc_msg).unwrap();
  let res = ibc_packet_receive(deps.as_mut(), mock_env(), packet.clone()).unwrap();
  - // TODO: blocked on serde-json-wasm fix
  - // see: https://github.com/CosmWasm/serde-json-wasm/issues/27
  // assert app-level success
  - // let ack: AcknowledgementMsg = from_slice(&res.acknowledgement).unwrap();
  - // ack.unwrap();
  + let ack: AcknowledgementMsg<()> = from_slice(&res.acknowledgement).unwrap();
  + ack.unwrap();
  // and we dispatch the BankMsg
  assert_eq!(1, res.messages.len());
  