build(deps): bump astro from 6.3.3 to 6.3.5 in /website (#5274)

Bumps [astro](https://github.com/withastro/astro/tree/HEAD/packages/astro) from 6.3.3 to 6.3.5.
- [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@6.3.5/packages/astro)

---
updated-dependencies:
- dependency-name: astro
  dependency-version: 6.3.5
  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]

website/package-lock.json

@@ -22,7 +22,7 @@
     "@docsearch/js": "^4.6.3",
     "@lucide/astro": "^1.16.0",
     "@tailwindcss/vite": "^4.3.0",
-    "astro": "^6.3.3",
+    "astro": "^6.3.5",
     "hastscript": "^9.0.1",
     "marked": "^18.0.4",
     "react": "^19.2.5",