New comment by benalb on void-packages repository

https://github.com/void-linux/void-packages/pull/30521#issuecomment-1100159725

Comment:
`post_extract() {
        vsed -i CMakeLists.txt -e "s; -Werror;;"
}
`
This should fix the [error](https://github.com/panzi/qjoypad/issues/48)
builds ok, and I've tested it in x86_64.