build(deps-dev): bump es-iterator-helpers from 1.1.0 to 1.2.1

Bumps [es-iterator-helpers](https://github.com/es-shims/iterator-helpers) from 1.1.0 to 1.2.1.
- [Changelog](https://github.com/es-shims/iterator-helpers/blob/main/CHANGELOG.md)
- [Commits](es-shims/iterator-helpers@v1.1.0...v1.2.1)

---
updated-dependencies:
- dependency-name: es-iterator-helpers
  dependency-type: indirect
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]