[IMP] hr_payroll: Avoid random payslip line order on display
[IMP] hr_payroll: Avoid random payslip line order on display

Purpose
=======

If the lines have the same sequence, then the display could be random for these lines.

Specification
=============

Order on sequence, then code.

Co-authored-by: simosuu <simo.suurla@simonit.fi>

closes odoo/odoo#27124
ygol/odoo,ygol/odoo,ygol/odoo,ygol/odoo,ygol/odoo,ygol/odoo,ygol/odoo