Bump lefthook from 2.1.4 to 2.1.6 (#38)

Bumps [lefthook](https://github.com/evilmartians/lefthook) from 2.1.4 to 2.1.6.
- [Release notes](https://github.com/evilmartians/lefthook/releases)
- [Changelog](https://github.com/evilmartians/lefthook/blob/master/CHANGELOG.md)
- [Commits](evilmartians/lefthook@v2.1.4...v2.1.6)

---
updated-dependencies:
- dependency-name: lefthook
  dependency-version: 2.1.6
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]