Use Python 3,13 in CI

[da1910]

Update the main version of python to 3.13 and use it for documentation and other jobs

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 76.27%. Comparing base (044c739) to head (773ed20).

❗ There is a different number of reports uploaded between BASE (044c739) and HEAD (773ed20). Click for more details.

HEAD has 2 uploads less than BASE

Flag	BASE (044c739)	HEAD (773ed20)
	3	1

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #286      +/-   ##
==========================================
- Coverage   85.14%   76.27%   -8.88%     
==========================================
  Files          23       23              
  Lines        1003     1003              
==========================================
- Hits          854      765      -89     
- Misses        149      238      +89