Stop words external link is broken

[mdubus]

On the stop words API Reference, we provide a link to an external website containing lists of possible stop words for different languages. This website doesn't appear to exist anymore.

Link to the documentation section: https://www.meilisearch.com/docs/reference/api/settings#stop-words

Section with the broken link:

Result on click:

[endelwar]

I suggest updating the link, pointing it to Stopwords ISO project

[guimachiavelli]

Thanks for opening the issue, @mdubus, and thanks for the suggestion, @endelwar!

I was not familiar with Stopwords ISO, but it does look pretty good at first glance. @ManyTheFish, as our resident locale expert, do you have an opinion or preference? My initial idea was to direct people to whatever python's NLTK uses, but it's a bit too anglocentric for our uses.