Bump lefthook from 1.7.17 to 1.7.18

Bumps [lefthook](https://github.com/evilmartians/lefthook) from 1.7.17 to 1.7.18.
- [Release notes](https://github.com/evilmartians/lefthook/releases)
- [Changelog](https://github.com/evilmartians/lefthook/blob/master/CHANGELOG.md)
- [Commits](evilmartians/lefthook@v1.7.17...v1.7.18)

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

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

Gemfile.lock

@@ -700,7 +700,7 @@ GEM
     launchy (3.0.1)
       addressable (~> 2.8)
       childprocess (~> 5.0)
-    lefthook (1.7.17)
+    lefthook (1.7.18)
     letter_opener (1.10.0)
       launchy (>= 2.2, < 4)
     letter_opener_web (3.0.0)