New comment by Duncaen on void-packages repository

https://github.com/void-linux/void-packages/pull/35961#issuecomment-1073342519

Comment:
> Sorry, I don't understand how this is different to other `*_SITE` variables, can you explain?

Its not, I'm also questioning its value of the other examples.

We just haven't added any new `_SITE` variables in 4 years so its just coming up now again.