This update standardizes and reduces sample data used in Odoo demonstrations, keeping one clear example per business use case. It also updates related tests so the refreshed demo records remain reliable across accounting, CRM, delivery, events, expenses, manufacturing, and other apps.

Description of the issue/feature this PR addresses:

Current behavior before PR:

Desired behavior after PR is merged:




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This update fixes issues when users reorder list items using drag handles, especially when some optional fields are left empty. New list items are now placed in the expected position more reliably, reducing errors and improving consistency across screens such as sales, inventory, accounting, and point of sale.

Link to task: https://www.odoo.com/web#id=1853432&action=333&active_id=1251&model=project.task&view_type=form&menu_id=4720