Chore(deps): Bump astro from 5.12.0 to 5.12.9 in /apps/website (#555)

Bumps [astro](https://github.com/withastro/astro/tree/HEAD/packages/astro) from 5.12.0 to 5.12.9.
- [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@5.12.9/packages/astro)

---
updated-dependencies:
- dependency-name: astro
  dependency-version: 5.12.9
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

apps/website/package.json

@@ -11,7 +11,7 @@
     "@tailwindcss/postcss": "^4.1.11",
     "@tailwindcss/typography": "^0.5.16",
     "@tailwindcss/vite": "^4.1.11",
-    "astro": "5.12.0",
+    "astro": "5.12.9",
     "astro-font": "^1.1.0",
     "autoprefixer": "^10.4.21",
     "classnames": "^2.5.1",