build(deps): bump zod in the npm-zod-dependencies group

Bumps the npm-zod-dependencies group with 1 update: [zod](https://github.com/colinhacks/zod).

Updates `zod` from 4.1.13 to 4.2.1
- [Release notes](https://github.com/colinhacks/zod/releases)
- [Commits](colinhacks/zod@v4.1.13...v4.2.1)

---
updated-dependencies:
- dependency-name: zod
  dependency-version: 4.2.1
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: npm-zod-dependencies
...

Signed-off-by: dependabot[bot] <support@github.com>
Signed-off-by: Emilien Escalle <emilien.escalle@escemi.com>

Author: dependabot[bot]