Update Splat requirement from 7.* to 8.* (#49)
Update Splat requirement from 7.* to 8.* (#49)

Updates the requirements on [Splat](https://github.com/reactiveui/splat) to permit the latest version.
- [Release notes](https://github.com/reactiveui/splat/releases)
- [Changelog](https://github.com/reactiveui/splat/blob/master/RELEASENOTES.md)
- [Commits](https://github.com/reactiveui/splat/compare/7.0.1...8.0.1)

Signed-off-by: dependabot-preview[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@dependabot.com>
paulcbetts/Fusillade