Docs: Update benchmark for openai/gpt-5.4

tests/5_markdown_parser/outputs/openai_gpt-5.4.js

@@ -0,0 +1,15 @@
+const parseMarkdown = async markdown => {
+  if (typeof markdown !== 'string') throw new TypeError('Expected a Markdown string')
+
+  const { marked } = await import('https://cdn.jsdelivr.net/npm/marked/lib/marked.esm.js')
+
+  marked.setOptions({
+    gfm: true,
+    breaks: false
+  })
+
+  return marked.parse(markdown)
+}
+export default parseMarkdown;
+// Generation time: 1.414s
+// Result: PASS