Bump astro from 6.1.9 to 6.2.2 in /docs

Bumps [astro](https://github.com/withastro/astro/tree/HEAD/packages/astro) from 6.1.9 to 6.2.2.
- [Release notes](https://github.com/withastro/astro/releases)
- [Changelog](https://github.com/withastro/astro/blob/main/packages/astro/CHANGELOG.md)
- [Commits](https://github.com/withastro/astro/commits/astro@6.2.2/packages/astro)

---
updated-dependencies:
- dependency-name: astro
  dependency-version: 6.2.1
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

docs/package-lock.json

@@ -16,7 +16,7 @@
     "@fontsource-variable/ibm-plex-sans": "^5.2.8",
     "@fontsource-variable/libre-franklin": "^5.2.8",
     "@fontsource/ibm-plex-mono": "^5.2.7",
-    "astro": "^6.1.9",
+    "astro": "^6.2.2",
     "lucide-svelte": "^1.0.1",
     "svelte": "^5.55.5",
     "typescript": "^6.0.3"