Bump astro from 7.2.0 to 7.2.2 in /docs

Bumps [astro](https://github.com/withastro/astro/tree/HEAD/packages/astro) from 7.2.0 to 7.2.2.
- [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@7.2.2/packages/astro)

---
updated-dependencies:
- dependency-name: astro
  dependency-version: 7.2.2
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

docs/package-lock.json

@@ -27,7 +27,7 @@
     "@astrojs/sitemap": "^3.7.3",
     "@astrojs/starlight": "^0.41.7",
     "@primer/octicons": "^19.33.0",
-    "astro": "^7.2.0",
+    "astro": "^7.2.2",
     "astro-mermaid": "^2.1.0",
     "mermaid": "^11.16.1",
     "pdfjs-dist": "^6.2.108",