Bump markdown-it-anchor from 9.2.0 to 9.2.1

Bumps [markdown-it-anchor](https://github.com/valeriangalliat/markdown-it-anchor) from 9.2.0 to 9.2.1.
- [Release notes](https://github.com/valeriangalliat/markdown-it-anchor/releases)
- [Changelog](https://github.com/valeriangalliat/markdown-it-anchor/blob/master/CHANGELOG.md)
- [Commits](valeriangalliat/markdown-it-anchor@v9.2.0...v9.2.1)

---
updated-dependencies:
- dependency-name: markdown-it-anchor
  dependency-version: 9.2.1
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

package-lock.json

@@ -27,7 +27,7 @@
     "eleventy-plugin-toc": "^1.1.5",
     "html-entities": "^2.6.0",
     "js-yaml": "^5.2.1",
-    "markdown-it-anchor": "^9.2.0",
+    "markdown-it-anchor": "^9.2.1",
     "markdown-it-attrs": "^5.0.0",
     "markdown-it-github-alerts": "~0.3.2",
     "sass": "^1.101.0",