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

https://github.com/daniel-eys/void-packages Carla
https://github.com/void-linux/void-packages/pull/21500

Carla: update to 2.1.
* gcc patch not needed anymore, fix included in this release.
* added `libsndfile-devel` for basic audiofile support.

A patch file from https://github.com/void-linux/void-packages/pull/21500.patch is attached