build(deps-dev): bump typedoc-plugin-markdown from 4.1.2 to 4.2.1 (#3750)

Bumps [typedoc-plugin-markdown](https://github.com/typedoc2md/typedoc-plugin-markdown/tree/HEAD/packages/typedoc-plugin-markdown) from 4.1.2 to 4.2.1.
- [Release notes](https://github.com/typedoc2md/typedoc-plugin-markdown/releases)
- [Changelog](https://github.com/typedoc2md/typedoc-plugin-markdown/blob/main/packages/typedoc-plugin-markdown/CHANGELOG.md)
- [Commits](https://github.com/typedoc2md/typedoc-plugin-markdown/commits/typedoc-plugin-markdown@4.2.1/packages/typedoc-plugin-markdown)

---
updated-dependencies:
- dependency-name: typedoc-plugin-markdown
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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package.json

@@ -34,7 +34,7 @@
     "lint-staged": "^15.2.7",
     "turbo": "^2.0.6",
     "typedoc": "^0.26.4",
-    "typedoc-plugin-markdown": "^4.1.2",
+    "typedoc-plugin-markdown": "^4.2.1",
     "typescript": "^5.5.3"
   },
   "engines": {