Restored automated checks for French point-of-sale reporting flows that were removed during earlier e-reporting and e-invoicing merge work. This helps ensure the related compliance processes continue to work reliably without changing day-to-day user behavior.

During the merge of l10n_fr_pdp e-reporting and e-invoicing, some tests had to be removed.

Task-6296356

Forward-Port-Of: odoo/odoo#271294

Vendor bills received through Italy's electronic invoicing system now retain the unique transaction ID assigned by the SDI. This improves traceability and helps businesses match received documents with official exchange records.

A unique transaction id is provided by the SDI for every document. This transaction id was saved on document sending, but discarded for received one.

backport of f2cc23b30dd4

opw-6111186

Forward-Port-Of: odoo/odoo#268508