Duo Chat: Escape HTML in markdown answers
GitLab flavored Markdown supports inserting (certain?) HTML elements, and it is useful to e.g. enter <details>
or <table>
other elements in Issue Descriptions / Comments.
However, in the Duo Chat, the responses can lead to layout breakage if they contain literal HTML:
So we should consider, either replacing <
with <
or wrapping everything html tag like in a codeblock like `<h1>`