FIX: enable to import the lib again from MacOS

[Samuelopez-ansys]

(cherry picked from commit 7e10edf)

Description

Because of a recent change in settings.py, when importing the lib from MacOS, it fails because it tries to get an env variable not defined on this OS.

Issue linked

Close #6704

Checklist

• I have tested my changes locally.
• I have added necessary documentation or updated existing documentation.
• I have followed the coding style guidelines of this project.
• I have added appropriate tests (unit, integration, system).
• I have reviewed my changes before submitting this pull request.
• I have linked the issue or issues that are solved by the PR if any.
• I have agreed with the Contributor License Agreement (CLA).

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 83.21%. Comparing base (94052b7) to head (97d33a7).
⚠️ Report is 3 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #6738      +/-   ##
==========================================
+ Coverage   81.04%   83.21%   +2.17%     
==========================================
  Files         245      245              
  Lines       77272    77270       -2     
==========================================
+ Hits        62623    64303    +1680     
+ Misses      14649    12967    -1682     

🚀 New features to boost your workflow:

• ❄️ Test Analytics: Detect flaky tests, report on failures, and find test suite problems.
• 📦 JS Bundle Analysis: Save yourself from yourself by tracking and limiting bundle sizes in JS merges.