Refactoring of the ghosting

[TotoGaz]

No description provided.

[codecov]

Codecov Report

Attention: Patch coverage is 0% with 54 lines in your changes are missing coverage. Please review.

Project coverage is 53.19%. Comparing base (d3783ad) to head (1f3c112).
Report is 2 commits behind head on develop.

❗ Current head 1f3c112 differs from pull request most recent head 5c1e718

Please upload reports for the commit 5c1e718 to get more accurate results.

Files	Patch %	Lines
...reComponents/mesh/generators/MeshBlockMappings.cpp	0.00%	48 Missing ⚠️
...reComponents/mesh/generators/MeshBlockMappings.hpp	0.00%	6 Missing ⚠️

Additional details and impacted files

@@             Coverage Diff             @@
##           develop    #3063      +/-   ##
===========================================
- Coverage    53.57%   53.19%   -0.38%     
===========================================
  Files         1003      990      -13     
  Lines        85297    83550    -1747     
===========================================
- Hits         45695    44445    -1250     
+ Misses       39602    39105     -497     

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