[FIX] point_of_sale: avoid creating multiple rescue sessions
[FIX] point_of_sale: avoid creating multiple rescue sessions

If multiples orders are sent when the original session is already closed

Replace and closes #16525

ygol/odoo,hip-odoo/odoo,bplancher/odoo,Elico-Corp/odoo_OCB,hip-odoo/odoo,ygol/odoo,bplancher/odoo,bplancher/odoo,Elico-Corp/odoo_OCB,bplancher/odoo,Elico-Corp/odoo_OCB,Elico-Corp/odoo_OCB,bplancher/odoo,hip-odoo/odoo,Elico-Corp/odoo_OCB,ygol/odoo,ygol/odoo,ygol/odoo,hip-odoo/odoo,hip-odoo/odoo,bplancher/odoo,hip-odoo/odoo,ygol/odoo,Elico-Corp/odoo_OCB,ygol/odoo