Odoo Release Updates

[REF] mail: move default_display_mode to channel

[FIX] mail: sort subchannels by last interest date

[REF] html_builder, *: make options declaration and order XML-based

[FIX] stock_account: allow Inventory User to validate AVCO pickings

[IMP] l10n_tr_nilvera, l10n_tr_nilvera_envoice: Add Helpers

[IMP] iot: allow longpolling direct response

[FIX] l10n_eg_hr_payroll: future-proof leave tests

[FIX] web: remove horizontal border ungrouped kanban

[IMP] l10n_be_hr_payroll: remove working schedule change action from list views

[IMP] spreadsheet_edition: added a shortcut

[IMP] appointment: increase max booking limit

[FIX] l10n_sa_hr_payroll: employee costs test fix

[IMP] iot_drivers: allow longpolling direct response

[IMP] l10n_be_hr_payroll: dimona automatic

[FIX] l10n_hu_edi: stop sending region element in edi as it is not mandatory

[IMP] documents: allow public user to register

[CLN] appointment: remove dead js code

[FIX] mail: fix hook on scheduled_message creation

[FIX] google_calendar: sync event at creation

[REF] mrp_maintenance: single gantt_unavailability logic

[IMP] account_accountant: logger in auto reconcile

[FIX] project: Correct New button shortcut mapping

[FIX] *: duplicate methods

[FIX] website: avoid scrollbar when some elements are hidden

[REF] point_of_sale: move IoT customer display data service in pos_iot

[FIX] l10n_sa_pos: prevent error when creating consolidated POS invoices

[IMP] htm_builder, website: handle errors on outdated snippet

[REF] pos_iot: move IoT customer display data service in pos_iot

[REF] mail: move fetchChannelInfoState to channel

[FIX] web: remove spacing in `control_panel` buttons