Remove commented code

Author: reakaleek

src/Elastic.Markdown/Myst/Renderers/LlmMarkdown/LlmBlockRenderers.cs

@@ -393,14 +393,6 @@ protected override void Write(LlmMarkdownRenderer renderer, DirectiveBlock obj)
 				break;
 		}
 
-		// if (obj is ITitledBlock titledBlock
-		// 	&& obj.Directive != "note"
-		// 	&& obj.Directive != "warning"
-		// 	&& obj.Directive != "tip"
-		// 	&& obj.Directive != "important"
-		// )
-		// 	renderer.Writer.Write($" title=\"{titledBlock.Title}\"");
-
 		renderer.WriteLine(">");
 		renderer.EnsureLine();