[18.0][FW] l10n_br_fiscal: multiple ports from 16.0

[rvalyi]

Port from 16.0 to 17.0:

• [16.0][ADD] l10n_br_fiscal: Adicionado novos grupos para os impostos IBS, CBS e IS #4149
• [16.0][IMP] l10n_br_fiscal: add IS on l10n_br_fiscal.tax.csv #4266
• [16.0][UPD] l10n_br_fiscal: Update CEST data #4269
• [16.0][IMP] l10n_br_fiscal: add tax classification #4267
• [16.0][UPD] l10n_br_fiscal: Atualizando CST do ICMS #4283
• [16.0][IMP] l10n_br_fiscal: add operation indicator cIndOp #4285
• [16.0][IMP] l10n_br_fiscal: add ibscbs amounts on document form #4295
• [16.0][IMP] l10n_br_fiscal: add ibscbs domain on fiscal document form #4296
• [16.0][IMP] l10n_br_fiscal: add new ibs cbs reduction tax #4294
• [16.0][IMP] l10n_br_nfse: Adapt to comply with tax reform #4286
• [16.0] l10n_br_fiscal, l10n_br_fiscal_edi, l10n_br_account, l10n_br_nfe, l10n_br_cte, l10n_br_mdfe: generic document import wizard - manual FWP #3546 - no file move #4157
• [16.0][FIX] l10n_br_fiscal: fix ICMS reduction typo #4313

[OCA-git-bot]

Hi @mileo, @marcelsavegnago, @renatonlima,
some modules you are maintaining are being modified, check this out!

[mileo]

2025-12-29 22:23:39,165 322 ERROR odoo odoo.addons.l10n_br_fiscal.tests.test_tax_classification: FAIL: TestTaxClassification.test_document_line_receives_cbs_ibs_from_tax_classification
Traceback (most recent call last):
  File "/__w/l10n-brazil/l10n-brazil/l10n_br_fiscal/tests/test_tax_classification.py", line 94, in test_document_line_receives_cbs_ibs_from_tax_classification
    self.assertEqual(
AssertionError: l10n_br_fiscal.tax.classification() != l10n_br_fiscal.tax.classification(1,)