front: manage error lifecycle on editor's form

[sim51]

Fix #7446

When the initialEntity ref changes in the editor context, we remount the form to reset its state (mainly its isSubmitted state). It avoids top errors to be displayed when they should not.

[codecov-commenter]

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Codecov Report

Attention: Patch coverage is 0% with 28 lines in your changes missing coverage. Please review.

Project coverage is 28.48%. Comparing base (c6498a4) to head (5124463). Report is 15 commits behind head on dev.

Files	Patch %	Lines
.../trackEdition/components/TrackEditionLeftPanel.tsx	0.00%	11 Missing and 1 partial :warning:
.../pointEdition/components/PointEditionLeftPanel.tsx	0.00%	11 Missing :warning:
...cations/editor/tools/pointEdition/tool-factory.tsx	0.00%	4 Missing :warning:
.../src/applications/editor/components/EditorForm.tsx	0.00%	1 Missing :warning:

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Additional details and impacted files

@@             Coverage Diff              @@
##                dev    #7921      +/-   ##
============================================
- Coverage     28.54%   28.48%   -0.07%     
  Complexity     2059     2059              
============================================
  Files          1249     1254       +5     
  Lines        154182   154493     +311     
  Branches       3036     3047      +11     
============================================
- Hits          44007    44001       -6     
- Misses       108365   108677     +312     
- Partials       1810     1815       +5     

Flag	Coverage Δ
core	75.00% <ø> (+0.04%)	:arrow_up:
editoast	71.65% <ø> (-0.03%)	:arrow_down:
front	9.97% <0.00%> (-0.03%)	:arrow_down:
gateway	2.34% <ø> (ø)
railjson_generator	87.49% <ø> (ø)
tests	72.93% <ø> (ø)

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