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

https://github.com/AluisioASG/void-packages neovim-0.4.2
https://github.com/void-linux/void-packages/pull/14511

neovim: update to 0.4.2.
Basic editing works, didn't try a GUI or using the Lua API.

Didn't see #13648 while working on this, might be worth waiting for that.

A patch file from https://github.com/void-linux/void-packages/pull/14511.patch is attached