message: Allow --config path without config-include
  As per
diff: @@ -1165,6 +1165,7 @@ impl Config {
  Some(cli_args) => cli_args,
  None => return Ok(loaded_args),
  };
  + let mut seen = HashSet::new();
  for arg in cli_args {
  let arg_as_path = self.cwd.join(arg);
  let tmp_table = if !arg.is_empty() && arg_as_path.exists() {
  @@ -1175,9 +1176,8 @@ impl Config {
  anyhow::format_err!("config path {:?} is not utf-8", arg_as_path)
  })?
  .to_string();
  - let value = CV::String(str_path, Definition::Cli);
  - let map = HashMap::from([("include".to_string(), value)]);
  - CV::Table(map, Definition::Cli)
  + self._load_file(&self.cwd().join(&str_path), &mut seen, true)
  + .with_context(|| format!("failed to load config from `{}`", str_path))?
  } else {
  // We only want to allow "dotted key" (see https://toml.io/en/v1.0.0#keys)
  // expressions followed by a value that's not an "inline table"
  