REFACTOR: 6390 migrate export to 3d extension

[eblanco-ansys]

Description

Migrated export to 3d extension and added unit and system tests

Issue linked

#6390

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).

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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 81.97%. Comparing base (6de7276) to head (4ebfa7c).

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #6391      +/-   ##
==========================================
- Coverage   85.38%   81.97%   -3.41%     
==========================================
  Files         175      175              
  Lines       66137    66179      +42     
==========================================
- Hits        56473    54253    -2220     
- Misses       9664    11926    +2262     

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