New review comment by q66 on void-packages repository

https://github.com/void-linux/void-packages/pull/33137#discussion_r716248511

Comment:
actually looks like more might be important

so the script should do something like

```
OJ_ARCH=$(uname -m)
case "$OJ_ARCH" in
    arm*) OJ_ARCH=arm;;
    i*86*) OJ_ARCH=i386;;
esac
```

which should cover all those that we have