FIX: Move onetwork_data_explorer to AedtObjects

[Samuelopez-ansys]

Description

Move onetwork_data_explorer to general AEDT objects instead of initializing it on every application.

Issue linked

Close #5637

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 85.28%. Comparing base (a457727) to head (58ecdff).
Report is 3 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #5638   +/-   ##
=======================================
  Coverage   85.27%   85.28%           
=======================================
  Files         152      152           
  Lines       60990    60993    +3     
=======================================
+ Hits        52011    52017    +6     
+ Misses       8979     8976    -3     

[SMoraisAnsys]

LGTM !