message: fix: Raw mode
diff: @@ -321,7 +321,7 @@ mod test_raw {
  fn codeblock_renders_rust() {
  let syntax = std::sync::Arc::new(SyntaxHighlight::new());
  let highlight: Box<dyn liquid_core::ParseBlock> =
  - Box::new(CodeBlockParser::new(syntax, "base16-ocean.dark".into()));
  + Box::new(CodeBlockParser::new(syntax, Some("base16-ocean.dark".into())).unwrap());
  let parser = liquid::ParserBuilder::new()
  .block(highlight)
  .build()
  @@ -359,7 +359,7 @@ mod test_raw {
  let syntax = std::sync::Arc::new(SyntaxHighlight::new());
  cmark::html::push_html(
  &mut buf,
  - decorate_markdown(parser, syntax, Some("base16-ocean.dark")),
  + decorate_markdown(parser, syntax, Some("base16-ocean.dark")).unwrap(),
  );
  assert_eq!(buf, MARKDOWN_RENDERED);
  }
  