Manufacturing work orders now use the Google Slides viewer for embedded documents, replacing the previous viewer setup. This improves consistency with the wider platform change and helps operators view related instructions more reliably.

Following odoo/odoo#189309, clean the previous 'embed_viewer'.

Belgian payroll payslips now count half-day work entries as 0.5 days instead of a full day. This improves payroll accuracy and helps employees and payroll teams see the correct worked time on payslips.

half-day work entries should appear on the payslip as being 0.5 days instead of 1

task-4269240