build(deps): bump nth-check and svgo in /icons

Bumps [nth-check](https://github.com/fb55/nth-check) to 2.1.1 and updates ancestor dependency [svgo](https://github.com/svg/svgo). These dependencies need to be updated together.


Updates `nth-check` from 1.0.2 to 2.1.1
- [Release notes](https://github.com/fb55/nth-check/releases)
- [Commits](fb55/nth-check@v1.0.2...v2.1.1)

Updates `svgo` from 1.3.2 to 3.0.2
- [Release notes](https://github.com/svg/svgo/releases)
- [Changelog](https://github.com/svg/svgo/blob/main/CHANGELOG-old.md)
- [Commits](svg/svgo@v1.3.2...v3.0.2)

---
updated-dependencies:
- dependency-name: nth-check
  dependency-type: indirect
- dependency-name: svgo
  dependency-type: direct:development
...

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