[IMP] point_of_sale: map accounts based on fiscal position
[IMP] point_of_sale: map accounts based on fiscal position

If a fiscal position is set on an order had uses account mapping, the account
for the generated accounting entries must be adapted
Changed in master for stability reason

opw-1910475

closes odoo/odoo#30883
ygol/odoo,ygol/odoo,ygol/odoo,ygol/odoo,ygol/odoo,ygol/odoo,ygol/odoo