Bump chii from 1.10.0 to 1.15.4

Bumps [chii](https://github.com/liriliri/chii) from 1.10.0 to 1.15.4.
- [Release notes](https://github.com/liriliri/chii/releases)
- [Changelog](https://github.com/liriliri/chii/blob/master/CHANGELOG.md)
- [Commits](https://github.com/liriliri/chii/compare/v1.10.0...v1.15.4)