front: prevent pathfinding from reloading on each re-render

[clarani]

closes #5123

[codecov]

Codecov Report

Merging #5277 (20037dc) into dev (087973a) will increase coverage by 0.00%.
Report is 2 commits behind head on dev.
The diff coverage is 11.53%.

@@            Coverage Diff            @@
##                dev    #5277   +/-   ##
=========================================
  Coverage     18.73%   18.73%           
  Complexity     2308     2308           
=========================================
  Files           849      849           
  Lines        103050   103017   -33     
  Branches       2390     2391    +1     
=========================================
- Hits          19307    19304    -3     
+ Misses        82411    82380   -31     
- Partials       1332     1333    +1     

Flag	Coverage Δ
front	7.09% <11.53%> (-0.01%)	⬇️

Flags with carried forward coverage won't be shown. Click here to find out more.

Files	Coverage Δ
...ront/src/applications/operationalStudies/consts.ts	78.11% <ø> (-0.06%)	⬇️
...s/RollingStockSelector/RollingStockCardButtons.tsx	0.00% <ø> (ø)
...rainSchedule/ManageTrainScheduleMap/setPointIti.ts	0.00% <ø> (ø)
front/src/reducers/osrdconf/index.ts	33.38% <ø> (+0.18%)	⬆️
front/src/reducers/osrdconf/selectors.ts	82.08% <ø> (-0.27%)	⬇️
...ents/ManageTrainSchedule/Itinerary/DisplayVias.tsx	0.00% <0.00%> (ø)
...anageTrainSchedule/Itinerary/ModalSuggeredVias.tsx	0.00% <0.00%> (ø)
...s/operationalStudies/views/ManageTrainSchedule.tsx	0.00% <0.00%> (ø)
...edule/components/ManageTrainSchedule/Itinerary.tsx	0.00% <0.00%> (ø)
front/src/common/Pathfinding/Pathfinding.tsx	24.65% <15.00%> (-0.13%)	⬇️

... and 1 file with indirect coverage changes

[SharglutDev]

Lgtm, tested in manageTrainSchedule and with importing trains and everything works as it should.

Left just one suggestion :)

[Akctarus]

Tested in local, it improve the app, good job