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

darktable: update to 4.0.0 
https://github.com/void-linux/void-packages/pull/38336

Description:
- I tested the changes in this PR: **YES**
- I built this PR locally for my native architecture, AMD64-LIBC
- I built this PR locally for these architectures (if supported. mark crossbuilds):
  - aarch64 (crossbuild)