[14.0][ADD] l10n_br_fiscal_difal_inside: add new module

[WesleyOliveira98]

@Escodoo HT01962

cc: @marcelsavegnago @CristianoMafraJunior @kaynnan

[codecov]

Codecov Report

❌ Patch coverage is 97.05882% with 3 lines in your changes missing coverage. Please review.
✅ Project coverage is 52.04%. Comparing base (9bb924c) to head (afb0982).

Files with missing lines	Patch %	Lines
l10n_br_fiscal_difal_inside/models/tax.py	90.90%	1 Missing and 2 partials ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             14.0     #197      +/-   ##
==========================================
+ Coverage   48.27%   52.04%   +3.76%     
==========================================
  Files         104      110       +6     
  Lines        1218     1320     +102     
  Branches      255      263       +8     
==========================================
+ Hits          588      687      +99     
- Misses        617      618       +1     
- Partials       13       15       +2     

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[kaynnan]

Pre-commit resolve com essa PR aqui #198