Bump unicase from 2.8.0 to 2.8.1

Bumps [unicase](https://github.com/seanmonstar/unicase) from 2.8.0 to 2.8.1.
- [Release notes](https://github.com/seanmonstar/unicase/releases)
- [Commits](seanmonstar/unicase@v2.8.0...v2.8.1)

---
updated-dependencies:
- dependency-name: unicase
  dependency-type: indirect
  update-type: version-update:semver-patch
...

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