Bump slim from 3.0.7 to 4.0.1
Bump slim from 3.0.7 to 4.0.1

Bumps [slim](https://github.com/slim-template/slim) from 3.0.7 to 4.0.1.
- [Release notes](https://github.com/slim-template/slim/releases)
- [Changelog](https://github.com/slim-template/slim/blob/master/CHANGES)
- [Commits](https://github.com/slim-template/slim/compare/v3.0.7...v4.0.1)

Signed-off-by: dependabot-preview[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@dependabot.com>
taise/Spectrometer,taise/Spectrometer