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

https://github.com/Hoshpak/void-packages wine64
https://github.com/void-linux/void-packages/pull/21516

wine: enable 64 bit build
along with the restructuring of the sub-packages this will allow
installing both a wine and wine-32bit package on x86_64 hosts
to be able to execute both 32 bit and 64 bit Windows binaries

A patch file from https://github.com/void-linux/void-packages/pull/21516.patch is attached