gha: incorporate use of py313 environment

[bjlittle]

🚀 Pull Request

Description

TODO:

• Await release of pyvista with official support for py313 and vtk >=9.4
  • See PR Support Python 3.13 pyvista/pyvista#6758
  • See Issue VTK 9.4 Incompatibility Tracker pyvista/pyvista#6731
• Update pull-request status to py313 for doctest, linkcheck and test pypi CI tasks

---

[bjlittle]

@tkoyama010 Is the pyvista (and vtk) PyPI dependencies not ready for py313 yet?

The conda-forge ecosystem seems good to go already.

See here, thanks 👍

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 91.34%. Comparing base (baabb88) to head (a73721a).

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #1180   +/-   ##
=======================================
  Coverage   91.34%   91.34%           
=======================================
  Files          58       58           
  Lines        2959     2959           
=======================================
  Hits         2703     2703           
  Misses        256      256           

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