[IMP] point_of_sale: add hook for load_new_partners domain

To be able to change the domain

closes odoo/odoo#32982

Signed-off-by: Martin Trigaux (mat) <mat@odoo.com>

addons/point_of_sale/static/src/js/models.js

@@ -586,13 +586,17 @@ exports.PosModel = Backbone.Model.extend({
         return loaded;
     },
 
+    prepare_new_partners_domain: function(){
+        return [['customer','=',true], ['write_date','>', this.db.get_partner_write_date()]];
+    },
+
     // reload the list of partner, returns as a promise that resolves if there were
     // updated partners, and fails if not
     load_new_partners: function(){
         var self = this;
         return new Promise(function (resolve, reject) {
             var fields = _.find(self.models, function(model){ return model.label === 'load_partners'; }).fields;
-            var domain = [['customer','=',true],['write_date','>',self.db.get_partner_write_date()]];
+            var domain = self.prepare_new_partners_domain();
             rpc.query({
                 model: 'res.partner',
                 method: 'search_read',