[REF][FIX] in fact service_invoice_id and product_invoice_id fields cannot be cheched at this level because l10n_br_sale doesn't depend on l10n_br modules bring them. Open question: do we really need to check them? Their absence leads to fiscal documents with missing document, but that can still be corrected later, so is it really mandatory to block user at sale order level?
[REF][FIX] in fact service_invoice_id and product_invoice_id fields cannot be cheched at this level because l10n_br_sale doesn't depend on l10n_br modules bring them. Open question: do we really need to check them? Their absence leads to fiscal documents with missing document, but that can still be corrected later, so is it really mandatory to block user at sale order level?

OCA/l10n-brazil,akretion/l10n-brazil,akretion/l10n-brazil,OCA/l10n-brazil,OCA/l10n-brazil,akretion/l10n-brazil