This update adds the necessary data representation for 'page 2 bis' within the Spanish tax reports generated by Odoo Enterprise. This enhancement ensures compliance with Spanish tax regulations by providing a more complete and accurate report for our Spanish-speaking customers. It addresses a specific reporting requirement related to the Mod 390 tax form.

In this commit:
- We are adding representation of page 2 bis to the 390 boe.txt 

task-5881396

Forward-Port-Of: odoo/enterprise#106861

This update adjusts the Romanian tax reporting within the Enterprise module to align with recent changes in the Core Enterprise (CE) version. The update removes outdated tax codes and adds new ones, ensuring accurate reporting for Romanian businesses. This ensures compliance with current tax regulations.

Some taxes were no longer needed in CE, so they needed to be removed task-5411745

Forward-Port-Of: odoo/enterprise#108374
Forward-Port-Of: odoo/enterprise#106127

This update adds tests to ensure accurate calculation of wage types on payslips, particularly when employees have different monthly wage types defined in their contracts and when leave requests span multiple months. These tests improve the reliability of payroll processing for Swiss employees.

This commit adds tests to the `_compute_l10n_ch_swiss_wage_ids` function to verify **Wage Types** in payslips across multiple months and with different **Monthly Wage Types** defined in an employee’s contract, as well as multiple leave requests occurring in different months.

task-5906677

Forward-Port-Of: odoo/enterprise#107802