Draft: Sync spack package

[rbberger]

PR Summary

Sync spackage from https://github.com/spack/spack/pull/35151

These changes keep the spackage functional to also allow installing older versions.

PR Checklist

• [ ] Any changes to code are appropriately documented.
• [ ] Code is formatted.
• [ ] Install test passes.
• [ ] Docs build.
• [ ] If preparing for a new release, update the version in cmake.