build(deps): bump astro from 4.4.15 to 4.16.1

Bumps [astro](https://github.com/withastro/astro/tree/HEAD/packages/astro) from 4.4.15 to 4.16.1.
- [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@4.16.1/packages/astro)

---
updated-dependencies:
- dependency-name: astro
  dependency-type: direct:production
...

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

package.json

@@ -28,7 +28,7 @@
 		"@types/react": "^18.3.11",
 		"@types/react-dom": "^18.3.0",
 		"@vercel/analytics": "^1.2.2",
-		"astro": "^4.4.15",
+		"astro": "^4.16.1",
 		"astro-expressive-code": "^0.33.5",
 		"astro-icon": "^1.1.0",
 		"clsx": "^2.1.0",