editoast: move many items to editoast_schemas::primitives

[hamz2a]

part of #7048

[codecov-commenter]

Codecov Report

Attention: Patch coverage is 91.66667% with 9 lines in your changes are missing coverage. Please review.

Project coverage is 28.44%. Comparing base (453750c) to head (8fee1ef).
Report is 1 commits behind head on dev.

Files	Patch %	Lines
...st/editoast_schemas/src/primitives/bounding_box.rs	95.45%	4 Missing ⚠️
editoast/editoast_schemas/src/primitives/zone.rs	20.00%	4 Missing ⚠️
...ast/editoast_schemas/src/primitives/object_type.rs	90.00%	1 Missing ⚠️

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Additional details and impacted files

@@             Coverage Diff              @@
##                dev    #7297      +/-   ##
============================================
+ Coverage     28.30%   28.44%   +0.13%     
  Complexity     2022     2022              
============================================
  Files          1149     1153       +4     
  Lines        140065   139297     -768     
  Branches       2728     2728              
============================================
- Hits          39652    39621      -31     
+ Misses        98788    98051     -737     
  Partials       1625     1625              

Flag	Coverage Δ
core	78.05% <ø> (ø)
editoast	72.04% <91.66%> (+1.90%)	⬆️
front	9.14% <ø> (ø)
gateway	2.43% <ø> (ø)
railjson_generator	87.49% <ø> (ø)
tests	83.96% <ø> (ø)

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