bug#71848: [PATCH] website: posts: Update URL to a long gone article

[Ludovic Courtès]

Hi,

ashish.is@lostca.se skribis:

> From: Ashish SHUKLA <ashish.is@lostca.se>
>
> * website/posts/dissecting-guix-3-gexps.md: Update hyperlink to a
> long gone helpful article about g-expressions to its internet archive
> cached version.

Good catch, applied!

> P.S. I can't seem to find where to send patches for the website, so I'm 
> sending to the guix-patches@. I hope this is okay.

Definitely, and much appreciated!

Thanks,
Ludo’.