message: [cli] Fix formatting Wallet::OpenCommand.
diff: @@ -94,10 +94,11 @@ impl Command for OpenCommand {
  let wallet_name = params.get("name").ok_or((/* TODO error */))?;
  - let config: Option<String> =
  - if params.contains_key("key")
  + let is_config_required = params.contains_key("key")
  || params.contains_key("rekey")
  - || params.contains_key("freshness_time") {
  + || params.contains_key("freshness_time");
  +
  + let config: Option<String> = if is_config_required {
  let mut config = serde_json::Map::new();
  for str_config_option in &["key", "rekey"] {
  