*: point_of_sale Updates the self-order UI and preparation display when a POS order is paid from the backend interface. The preparation display is notified following what has been done in 4b2f14db946cb266feba3ab856d359faca919014. closes odoo/odoo#140092 Task-id: 3568361 Related: https://github.com/odoo/enterprise/pull/49731 Related: odoo/enterprise#49731 Signed-off-by: Joseph Caburnay (jcb) <jcb@odoo.com>