use design system font in new STDCM interface

[kmer2016]

closes #8727

[codecov-commenter]

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Codecov Report

Attention: Patch coverage is 0% with 12 lines in your changes missing coverage. Please review.

Project coverage is 37.07%. Comparing base (950a5b1) to head (afe78e1).
Report is 7 commits behind head on dev.

Files with missing lines	Patch %	Lines
...ons/stdcm/components/SimulationReportStyleSheet.ts	0.00%	9 Missing ⚠️
...tions/stdcmV2/components/StdcmEmptyConfigError.tsx	0.00%	2 Missing ⚠️
...cmV2/components/StdcmResults/StdcmResultsTable.tsx	0.00%	1 Missing ⚠️

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Additional details and impacted files

@@             Coverage Diff              @@
##                dev    #8760      +/-   ##
============================================
+ Coverage     37.03%   37.07%   +0.03%     
  Complexity     2212     2212              
============================================
  Files          1253     1255       +2     
  Lines        113882   114111     +229     
  Branches       3188     3189       +1     
============================================
+ Hits          42173    42303     +130     
- Misses        69813    69911      +98     
- Partials       1896     1897       +1     

Flag	Coverage Δ
core	74.79% <ø> (ø)
editoast	72.41% <ø> (+0.01%)	⬆️
front	14.94% <0.00%> (-0.02%)	⬇️
gateway	2.20% <ø> (ø)
osrdyne	2.71% <ø> (ø)
railjson_generator	87.49% <ø> (ø)
tests	86.37% <ø> (ø)

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[SharglutDev]

With firefox, the font seems to be there but I have this error in console when using the v2 interface when editing the consist

and on chrome, I have this :

[SharglutDev]

Lgtm and tested, good job !