Update schema.md

schema.md

@@ -47,7 +47,7 @@ This document outlines the specific structures the Intelligent Markdown Converte
 5.  All other text is grouped into an "Instructions & Rules" component.
 
 **Example:**
-\`\`\`markdown
+```markdown
 **File and Code Formatting:**
 When you provide NEW code...
 ...
@@ -55,4 +55,4 @@ When you provide NEW code...
 ...
 
 ### HF_ACTION: DELETE_FILE old_app.py
-\`\`\`
+```