feat(plotter): enable plots of mesh scopings

[PProfizi]

Solves #1245

TODO:

• Add DpfPlotter.add_scoping
• Add Scoping.plot
• Add ScopingsContainer.plot
• Add testing
• Add an example
• Investigate possibility of faces scoping

[codecov]

Codecov Report

Attention: Patch coverage is 30.55556% with 25 lines in your changes missing coverage. Please review.

Project coverage is 47.38%. Comparing base (fb1fd63) to head (509ce77).

✅ All tests successful. No failed tests found.

Additional details and impacted files

@@             Coverage Diff             @@
##           master    #2377       +/-   ##
===========================================
- Coverage   84.07%   47.38%   -36.69%     
===========================================
  Files          91       91               
  Lines       10540    10573       +33     
===========================================
- Hits         8861     5010     -3851     
- Misses       1679     5563     +3884     

[github-actions]

The documentation for this pull request will be available at https://dpf.docs.pyansys.com/pull/2377. Please allow some time for the documentation to be deployed.