@[example] macro within <details> tag is rendered outside of <details>

[tcNickolas]

Describe the bug
@[example] macro within <details> tag is rendered outside of <details> section, showing up even if the <details> section is collapsed.

To Reproduce

Multi-Qubit Measurements kata, exercise Multi-Qubit Measurement Outcome Probabilities II, Code-Based Solution - the code included in it is rendered outside the <details>. You can see it both in the playground and in the website.

Expected behavior

Exercise rendered within <details> tag and collapsed together with it, showing the code only when expanded.