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

https://github.com/ndowens/void-packages picard
https://github.com/void-linux/void-packages/pull/16328

picard: update to 2.2.3
@the-maldridge 

A patch file from https://github.com/void-linux/void-packages/pull/16328.patch is attached