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

https://github.com/dkwo/void-packages addi2c
https://github.com/void-linux/void-packages/pull/39113

ddcutil: add back depends on i2c-tools
Recently, this was removed from depends, and added to makedepends,
but (at least on x86_64-musl) it is not picked up automatically.
 @lemmi 

A patch file from https://github.com/void-linux/void-packages/pull/39113.patch is attached