Not ignoring vue inside nested code blocks in markdown

[brc-dd]

Try something like this in a markdown file:

````md
```html
<ul>
  <li v-for="todo in todos" :key="todo.id">
    {{ todo.text }}
  </li>
</ul>
```
````

Working fine with one-level code blocks.

I'm on vue-tsc@1.8.27