Investigate Cython limited API to avoid shipping several wheels for each version of Python

[kif]

https://www.youtube.com/watch?v=YRzEfdqnlJk

[kif]

FabIO is OK with Python 3.11 minimum version, binary runs without issue on 3.14.
https://cython.readthedocs.io/en/latest/src/userguide/limited_api.html#meson

Officially, Python 3.10 has to be supported until end 2026. On the other hand, numpy already dropped the support for python 3.10.

What are your thoughts ?

--> Implement in 2026 ? or discard Python 3.10 right now ?