Each tax is linked to a tax group. Each tax group is display separately with the corresponding amount when the business reports (invoices/sale orders) are printed.

NB: Because each tax is now linked to a tax group. Every localization have been updated according it.

task: https://www.odoo.com/web#id=30501&view_type=form&model=project.task&action=333&active_id=131&menu_id=4720

PR: #16724