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

https://github.com/fvalasiad/void-packages wine
https://github.com/void-linux/void-packages/pull/48249

wine: update to 9.0
Changes in this commit besides upgrade to 9.0:

1. The link to the source code temporarily changed since for release 9.0 they did not follow the 9.x/<release>.tar.gz convention and instead released it directly under 9.0/ . I expect them to move back to 9.x though sooner or later when 9.1 is to be released. We can change it back at that time.

2. libwine, previously marked deprecated was removed, I as a result also remove the respective package.

Additional notes include the new WoW64 functionality which no longer requires a separate wine 32bit install to run 32bit windows software, it's all to be managed by the 64bit installation, really cool, but still somewhat experimental with some drawbacks, not anything extremely annoying though, can be enabled with a command line flag.

Also it's now possible to run x86 windows apps on ARM AARCH64! Once again you need to supply a command line flag to enable it. Bright future since it now means aarch64 void linux can ship wine to arm installs too.

I haven't taken any measures to enabling any of the two, just thought I'd bring them over to your attention and ask you what you wanna do about it.

Full notes: https://gitlab.winehq.org/wine/wine/-/releases/wine-9.0

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A patch file from https://github.com/void-linux/void-packages/pull/48249.patch is attached