Extend support to Python 3.12

[ricardoV94]

Description

Current blocker: #444

[ricardoV94]

#444 was closed. We can run the CI on 3.12 and lift the pin in setup.py (or wherever it is) to see if tests pass

[twiecki]

@maresb Is this something you're able to help with?

[maresb]

Ya, should I start a PR?

[ricardoV94]

Ya, should I start a PR?

Sarcasm: https://www.pymc.io/projects/docs/en/latest/contributing/pr_tutorial.html

(Yes)

[ricardoV94]

@maresb @lucianopaz anything blocking 3.12?

[maresb]

Hmm, I don't know, I lost track of this a bit. I'll try rebasing #488 to see what happens.