Fix upper python+numpy pin for build system

[IAlibay]

Should be 3.13 not 3.12

Changes made in this Pull Request:

• Updates upper build to be >=3.13 instead of >=3.12

Developers certificate of origin

• I certify that this contribution is covered by the LGPLv2.1+ license as defined in our LICENSE and adheres to the Developer Certificate of Origin.

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📚 Documentation preview 📚: https://mdanalysis--4385.org.readthedocs.build/en/4385/

[github-actions]

Linter Bot Results:

Hi @IAlibay! Thanks for making this PR. We linted your code and found the following:

There are currently no issues detected! 🎉

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Comparison is base (edda942) 93.41% compared to head (47fa835) 93.41%.

Additional details and impacted files

@@            Coverage Diff             @@
##           develop    #4385     +/-   ##
==========================================
  Coverage    93.41%   93.41%             
==========================================
  Files          171      185     +14     
  Lines        22511    23624   +1113     
  Branches      4129     4129             
==========================================
+ Hits         21028    22068   +1040     
- Misses         963     1036     +73     
  Partials       520      520             

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[IAlibay]

Failure is expected, merging.