There's a merged pull request on the void-packages repository

reuse: update to 2.1.0, fix tests
https://github.com/void-linux/void-packages/pull/47227

Description:
#### Testing the changes
- I tested the changes in this PR: **YES**

#### Local build testing
- I built this PR locally for my native architecture, (x86_64-GLIBC)

## Changes
- Switched to `pep517`
- Removed dependency `setuptools`
- All tests are passing