Python: Add support for Python 3.12

[Fokko]

Feature Request / Improvement

Python 3.12 has been prereleased, and it would be good to support it: https://www.python.org/downloads/

Query engine

None

[steinsgateted]

Hello @Fokko, I would like to take this issue. Thank you.

[Fokko]

Thanks @steinsgateted that would be awesome

[Fokko]

Closing in favor of apache/iceberg-python#28