message: clear reply_to_event at queue not send time
diff: @@ -869,12 +869,14 @@ export default class MessageComposerInput extends React.Component {
  }
  }
  - this.client.sendMessage(this.props.room.roomId, content).finally(() => {
  + // Clear reply_to_event as we put the message into the queue
  + // if the send fails, retry will handle resending.
  dis.dispatch({
  action: 'reply_to_event',
  event: null,
  });
  - }).done((res) => {
  +
  + this.client.sendMessage(this.props.room.roomId, content).done((res) => {
  dis.dispatch({
  action: 'message_sent',
  });
  