FIX: Various improvements to Object3D

[maxcapodi78]

Bug when parsing data for object3d. Wrong group assignment and missing transparency.

Description

Please provide a brief description of the changes made in this pull request.

Issue linked

Fixed #5561
Fixed #5567

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).

[ansys-reviewer-bot]

Thanks for opening a Pull Request. If you want to perform a review write a comment saying:

@ansys-reviewer-bot review

[codecov]

Codecov Report

Attention: Patch coverage is 87.35632% with 66 lines in your changes missing coverage. Please review.

Project coverage is 85.17%. Comparing base (9dc739d) to head (94fe57a).
Report is 2 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #5668      +/-   ##
==========================================
- Coverage   85.26%   85.17%   -0.09%     
==========================================
  Files         155      155              
  Lines       60795    60819      +24     
==========================================
- Hits        51834    51805      -29     
- Misses       8961     9014      +53     

[Samuelopez-ansys]

Good idea moving Polyline to object 3d