[IMP] stock: Show title instead of id in breadcrumb

Closes #20801

addons/stock/models/stock_move_line.py

@@ -13,6 +13,7 @@ from odoo.tools.float_utils import float_round, float_compare, float_is_zero
 class StockMoveLine(models.Model):
     _name = "stock.move.line"
     _description = "Packing Operation"
+    _rec_name = "product_id"
     _order = "result_package_id desc, id"
 
     picking_id = fields.Many2one(