Bump astro from 5.18.0 to 6.1.3

Bumps [astro](https://github.com/withastro/astro/tree/HEAD/packages/astro) from 5.18.0 to 6.1.3.
- [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@6.1.3/packages/astro)

---
updated-dependencies:
- dependency-name: astro
  dependency-version: 6.1.3
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

package.json

@@ -17,7 +17,7 @@
     "@date-fns/utc": "^2.1.1",
     "@radix-ui/react-navigation-menu": "^1.2.14",
     "@tailwindcss/vite": "^4.2.2",
-    "astro": "5.18.0",
+    "astro": "6.1.4",
     "class-variance-authority": "^0.7.1",
     "clsx": "^2.1.1",
     "date-fns": "^4.1.0",