message: logger: include structured data when outputing to the terminal
  Closes:
diff: @@ -306,6 +306,10 @@ fn format(entry: &LogEntry) -> Result<String, fmt::Error> {
  write!(w, " {}", message)?;
  }
  + if !entry.data.is_empty() {
  + write!(w, " {}", serde_json::to_string(&entry.data).unwrap())?;
  + }
  +
  Ok(w)
  }
  