Update vimeo/psalm requirement from ^4.8 to ^5.8
Updates the requirements on [vimeo/psalm](https://github.com/vimeo/psalm) to permit the latest version.
- [Release notes](https://github.com/vimeo/psalm/releases)
- [Commits](https://github.com/vimeo/psalm/compare/4.8.0...5.8.0)
---
updated-dependencies:
- dependency-name: vimeo/psalm
dependency-type: direct:development
...
Signed-off-by: dependabot[bot] <support@github.com>