There is a new pull request by paper42 against master on the void-packages repository

https://github.com/paper42/void-packages permission-hook-completions
https://github.com/void-linux/void-packages/pull/32967

hooks/fix-permissions: add completion directories
Completions don't have to be executable and they almost never are. On my system only colord installs an executable bash completion file.

A patch file from https://github.com/void-linux/void-packages/pull/32967.patch is attached