Knowledge articles now use Odoo’s standard message posting flow instead of the older portal-specific approach. This helps keep article discussions aligned with the main messaging system and should make future maintenance and consistency easier.

Part of task-2828744

[Related Odoo PR](https://github.com/odoo/odoo/pull/172475)

This update refreshes the spreadsheet component so pivot tables keep their table type aligned with the underlying pivot structure. It helps ensure spreadsheet pivot views behave consistently and reduces the risk of mismatched reporting layouts.

adapt test for https://github.com/odoo/o-spreadsheet/commit/0f46e97b5 [IMP] pivots: table type synced with pivot structure Task: 4039655

The event website navigation has been adjusted so social wall options are grouped under the Community menu. This makes the event site structure clearer and helps visitors find community-related content more naturally.

- regroup Social Menu under Community

Task-3661323