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

https://github.com/Duncaen/void-packages firefox-135
https://github.com/void-linux/void-packages/pull/54214

Firefox 135
[ci skip]

* [x] x86_64-glibc
* [x] x86_64-musl
* [x] aarch64-musl
* [ ] aarch64-glibc
* [x] i686-glibc

A patch file from https://github.com/void-linux/void-packages/pull/54214.patch is attached