maint: update pypi publish action version

[steven-murray]

Use the non-deprecated link to the pypi publish action

[codecov]

Codecov Report

All modified lines are covered by tests ✅

Comparison is base (8f440e7) 92.73% compared to head (0b7b3e0) 92.73%.
Report is 1 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #274   +/-   ##
=======================================
  Coverage   92.73%   92.73%           
=======================================
  Files          24       24           
  Lines        3222     3222           
  Branches      706      706           
=======================================
  Hits         2988     2988           
  Misses        131      131           
  Partials      103      103           

Flag	Coverage Δ
unittests	92.73% <ø> (ø)

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[r-pascua]

I'd like to believe that this is a sensible and small change, but I get a little worried seeing specific versions of things pinned in code. Can you just quickly motivate why I shouldn't be worried about these changes?

[r-pascua]

Thanks for the updates and answering my questions!