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

https://github.com/dkwo/void-packages fwup
https://github.com/void-linux/void-packages/pull/36912

update fwupd
- I tested the changes in this PR: briefly
- I built this PR locally for my native architecture, (x86_64-musl)

@ericonr 

A patch file from https://github.com/void-linux/void-packages/pull/36912.patch is attached