fix(deps): bump zod from 3.23.6 to 3.23.8 in /shared

Bumps [zod](https://github.com/colinhacks/zod) from 3.23.6 to 3.23.8.
- [Release notes](https://github.com/colinhacks/zod/releases)
- [Changelog](https://github.com/colinhacks/zod/blob/master/CHANGELOG.md)
- [Commits](colinhacks/zod@v3.23.6...v3.23.8)

---
updated-dependencies:
- dependency-name: zod
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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