message: Typo in IBC.md
diff: @@ -161,7 +161,7 @@ second step of the handshake, which is equivalent to `ChanOpenAck` and
  pub fn ibc_channel_connect(
  deps: DepsMut,
  env: Env,
  - channel: IbcChannelConnectMsg,
  + msg: IbcChannelConnectMsg,
  ) -> StdResult<IbcBasicResponse> { }
  ```
  