Fix link in Python 3 porting

[findurance]

Documentation

https://docs.python.org/3.12/howto/pyporting.html

"You can find the old guide in the [archive](https://docs.python.org/3.12/howto/pyporting.html)."

Link points to the page itself, not to the actual archive.

Linked PRs

• gh-119779: Fix pyporting howto docs #119785
• [3.13] gh-119779: Fix pyporting howto docs (GH-119785) #119788
• [3.12] gh-119779: Fix pyporting howto docs (GH-119785) #119789

[hugovk]

Thanks for the report, we should change the link to https://docs.python.org/3.10/howto/pyporting.html and the text from "Since Python 3.13" to "Since Python 3.11".

Would you like to open a pull request to fix this?