New Python 3.14 and python 3.10 last supported version

[stefano2734]

https://devguide.python.org/versions/

See in python.org final version 3.14.0.
https://docs.python.org/3/whatsnew/3.14.html#
Perhaps some changes to do und some new improvements possible.
https://devguide.python.org/versions/

With 3.10 and higher some things from 3.9 and before are changed or deprecated.
https://docs.python.org/3/whatsnew/3.10.html

in 3.11 are more changes
https://docs.python.org/3/whatsnew/3.11.html

Here is python 3.7 tested version and out of date since 2 years.

So here an update to 3.10 and higher in readme.md and examples is a task.

[ndem0]

Dear @stefano2734, we have already made PyGeM compatible with Python>=3.9 in #282. The Python versions we are testing at the moment are 3.9, 3.10, 3.11, and 3.12. I'm also updating the README in #292. Please let us know if you encounter any problems with recent versions.