Force a reload of the auth configuration

        Args:
            dockercfg_path (str): Use a custom path for the Docker config file
                (default ``$HOME/.docker/config.json`` if present,
                otherwise``$HOME/.dockercfg``)

        Returns:
            None

def reload_config(self, dockercfg_path=None):
        """
        Force a reload of the auth configuration

        Args:
            dockercfg_path (str): Use a custom path for the Docker config file
                (default ``$HOME/.docker/config.json`` if present,
                otherwise``$HOME/.dockercfg``)

        Returns:
            None
        """
        self._auth_configs = auth.load_config(
            dockercfg_path, credstore_env=self.credstore_env
        )