[backend] Rework error in case of interceptor to prevent HTML default page (#7696)

[Kedae]

Improvment for #7696

[codecov[bot]]

Codecov Report

Attention: Patch coverage is 0% with 4 lines in your changes missing coverage. Please review.

Project coverage is 66.03%. Comparing base (0915ce3) to head (d0b088b). Report is 26 commits behind head on master.

Files with missing lines	Patch %	Lines
...-platform/opencti-graphql/src/http/httpPlatform.js	0.00%	4 Missing :warning:

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #8140      +/-   ##
==========================================
- Coverage   66.04%   66.03%   -0.02%     
==========================================
  Files         597      597              
  Lines       59628    59628              
  Branches     6071     6070       -1     
==========================================
- Hits        39379    39373       -6     
- Misses      20249    20255       +6     

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