There is an updated pull request by yoctocell against master on the void-packages repository

https://github.com/yoctocell/void-packages neovim-0.4.4
https://github.com/void-linux/void-packages/pull/24065

neovim: update to 0.4.4
None

A patch file from https://github.com/void-linux/void-packages/pull/24065.patch is attached