This update simplifies how employee time off balances are calculated by using one shared calculation for related balance fields. It keeps the same information available to users while reducing duplicated logic, which helps make future maintenance safer and easier.

Description of the issue/feature this PR addresses:

Current behavior before PR:

Desired behavior after PR is merged:




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The Moroccan localization is being adjusted so each tax report grid uses a single dedicated tag. This helps make VAT or tax reporting clearer and reduces the risk of ambiguous report mapping for businesses using Moroccan accounting.

Task: https://www.odoo.com/web#id=22559&view_type=form&model=project.task&action=333&active_id=131&menu_id=4720

pad: https://pad.odoo.com/p/r.ca7e8d1d7716e3a149edad49adace689

This update adds clearer internal labels to key approval form sections, making future customizations easier and more reliable. It does not change how users work with approvals, but it helps developers extend the screens with less risk.

The new form view would not be easily to `xpath` into with the multiple groups and the `page` without name. This makes it easier for future development to hook into this view.