Function madato::named_table_to_md

pub fn named_table_to_md(
    table: Result<NamedTable<String, String>, ErroredTable>, 
    print_name: bool, 
    render_options: &Option<RenderOptions>
) -> String

From Spreadsheets, or keyed YAML files, the table could be named. When we generate the Markdown, we optionally may want the title of the table at the beginning.