[Aikido] Fix security issue in mdast-util-to-hast via minor version upgrade from 13.2.0 to 13.2.1 in frontend

[aikido-autofix]

Upgrading mdast-util-to-hast to address vulnerabilities. Changelog indicates no breaking changes are introduced and upgrading should be safe.

1 CVE resolved by this upgrade

This PR will resolve the following CVEs:

Issue	Severity	Description
CVE-2025-66400	MEDIUM	mdast-util-to-hast is an mdast utility to transform to hast. From 13.0.0 to before 13.2.1, multiple (unprefixed) classnames could be added in markdown source by using character references. This could make rendered user supplied markdown code elements appear like the rest of the page. This vulnerabil...