chore(deps-dev): bump @types/split2 from 3.2.0 to 3.2.1

Bumps [@types/split2](https://github.com/DefinitelyTyped/DefinitelyTyped/tree/HEAD/types/split2) from 3.2.0 to 3.2.1.
- [Release notes](https://github.com/DefinitelyTyped/DefinitelyTyped/releases)
- [Commits](https://github.com/DefinitelyTyped/DefinitelyTyped/commits/HEAD/types/split2)

---
updated-dependencies:
- dependency-name: "@types/split2"
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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