chore(deps): bump the github-actions group with 2 updates (#1588)

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 6.1.4 to 6.1.5
- [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@6.1.5/packages/astro)

Updates `vercel` from 50.41.0 to 50.42.0
- [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/vercel@50.42.0/packages/cli)

---
updated-dependencies:
- dependency-name: astro
  dependency-version: 6.1.5
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: github-actions
- dependency-name: vercel
  dependency-version: 50.42.0
  dependency-type: direct:development
  update-type: version-update:semver-minor
  dependency-group: github-actions
...

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Author: dependabot[bot]