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

https://github.com/uhohspaghetios/void-packages haproxy
https://github.com/void-linux/void-packages/pull/34462

haproxy: update to 2.4.9
- I tested the changes in this PR: YES
- I built this PR locally for my native architecture, (amd64-glibc)

A patch file from https://github.com/void-linux/void-packages/pull/34462.patch is attached