test: improving picking tests

[germa89]

Description

Refactor picking tests

Issue linked

NA

Checklist

• I have visited and read Develop PyMAPDL.
• I have tested my changes locally
• I have added necessary documentation or updated existing documentation.
• I have followed the PyMAPDL coding style guidelines.
• I have added appropriate unit tests that also ensure the minimal coverage criteria.
• I have reviewed my changes before submitting this pull request.
• I have linked the issue or issues that are solved to the PR if any.
• I have assigned this PR to myself.
• I have marked this PR as draft if it is not ready to be reviewed yet.
• I have made sure that the title of my PR follows Commit naming conventions (e.g. feat: adding new MAPDL command)

[Copilot]

Pull Request Overview

This PR refactors debug functions in picking tests to improve reliability and maintainability by standardizing coordinate calculations and making assertions more flexible.

• Renamed debug functions from debug_orders to improved_debug_orders
• Replaced hardcoded window sizes and coordinates with predictable normalized coordinates
• Updated test assertions to be more flexible and geometry-aware

Comments suppressed due to low confidence (1)

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[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 86.49%. Comparing base (1268ded) to head (8855429).
⚠️ Report is 3 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #4191      +/-   ##
==========================================
- Coverage   91.39%   86.49%   -4.91%     
==========================================
  Files         193      193              
  Lines       15731    15731              
==========================================
- Hits        14378    13607     -771     
- Misses       1353     2124     +771     

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[germa89]

@AlejandroFernandezLuces do you support picking operations in the ansys-tools-visualization ??

[AlejandroFernandezLuces]

Yes, it is supported. Maybe something broke, I'll check on the viz tool side.