Spreadsheet pivot side panels now reflect updates without waiting for deferred processing. This improves responsiveness and keeps displayed pivot information aligned with user actions.

This commit adapts the tests of the side panels because the update is now not defered.

Task: 3953753

This update improves how Odoo filters records in several enterprise apps, allowing the system to stop searching once it has found enough matching items. This can make everyday actions feel faster and reduce unnecessary processing, with no expected change to user workflows.

https://github.com/odoo/odoo/pull/168300