There is a new pull request by yoshiyoshyosh against master on the void-packages repository

https://github.com/yoshiyoshyosh/void-packages darktable-jxl
https://github.com/void-linux/void-packages/pull/46880

darktable: add JPEG XL support
#### Testing the changes
- I tested the changes in this PR: **briefly**

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

A patch file from https://github.com/void-linux/void-packages/pull/46880.patch is attached