chore(deps): bump the github-actions group with 2 updates (#1539)

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 5.17.2 to 5.17.3
- [Release notes](https://github.com/withastro/astro/releases)
- [Changelog](https://github.com/withastro/astro/blob/[email protected]/packages/astro/CHANGELOG.md)
- [Commits](https://github.com/withastro/astro/commits/[email protected]/packages/astro)

Updates `vercel` from 50.18.2 to 50.19.1
- [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: 5.17.3
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: github-actions
- dependency-name: vercel
  dependency-version: 50.19.1
  dependency-type: direct:development
  update-type: version-update:semver-minor
  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]