chore(deps): bump the github-actions group with 2 updates (#1524)

Bumps the github-actions group with 2 updates: [astro](https://github.com/withastro/astro/tree/HEAD/packages/astro) and [vercel](https://github.com/vercel/vercel/tree/HEAD/packages/cli).


Updates `astro` from 5.16.16 to 5.17.1
- [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/[email protected]/packages/astro)

Updates `vercel` from 50.9.1 to 50.9.5
- [Release notes](https://github.com/vercel/vercel/releases)
- [Changelog](https://github.com/vercel/vercel/blob/main/packages/cli/CHANGELOG.md)
- [Commits](https://github.com/vercel/vercel/commits/[email protected]/packages/cli)

---
updated-dependencies:
- dependency-name: astro
  dependency-version: 5.17.1
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: github-actions
- dependency-name: vercel
  dependency-version: 50.9.5
  dependency-type: direct:development
  update-type: version-update:semver-patch
  dependency-group: github-actions
...

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

Author: dependabot[bot]

package-lock.json

@@ -20,7 +20,7 @@
     "@astrojs/starlight": "^0.37.4",
     "@astrojs/vercel": "^9.0.4",
     "@vercel/analytics": "^1.6.1",
-    "astro": "^5.16.16"
+    "astro": "^5.17.1"
   },
   "devDependencies": {
     "@actions/core": "^3.0.0",
@@ -40,7 +40,7 @@
     "starlight-links-validator": "^0.19.2",
     "starlight-showcases": "^0.3.1",
     "tsx": "^4.21.0",
-    "vercel": "^50.9.1",
+    "vercel": "^50.9.5",
     "vitest": "^4.0.18"
   }
 }