Odoo Release Updates

[FIX] ai: execute non "code" server actions when triggered manually

[MOV] website_sale_comparison: files reorganization (2)

[FIX] mail, im_livechat: notify the channel creator when a channel is created

[FIX] hr_contract_salary: Copy applicant attachments when creating employee

[MOV] website_sale_(comparison|wishlist): files reorganization

[IMP] website_sale: pascalcase labels of product ribbons' `assign` field

[IMP] hr_skills: Cleanup for certifications reporting

[REF] base: Unify recursion checks and improve error message

[REF] base: Unify recursion checks and improve error message

[IMP] im_livechat, mail: info side panel tags improvements

[IMP] mail: improve call preview and call invitation

[FIX] appointment_hr: fix 404 error when staff user has flexible hours

[IMP] voip: user writeable fields

[IMP] sign: user writeable fields

[FIX] point_of_sale, pos_loyalty: always display Gift Card and E-Wallet products

[IMP] auth_oauth: user has_oauth_access_token

[FIX] html_editor: remove fully-selected link on paste only if removable

[IMP] hr_referral: added link tracker menu in referral

[IMP] mail: user fields

[FIX] stock_delivery: put only the selected SML in the pack

[FIX] approvals: Fix traceback when adding a approver

[FIX] account,purchase: compare False and None

[FIX] account_reports: Fixed ugly partner ledger on smaller screens

[FIX] hr_timesheet: show allocated hours on tasks even if equals to 0

[IMP] spreadsheet: update o_spreadsheet to latest version

[FIX] point_of_sale: update total for partially refunded orders

[IMP] appointment, *: enhance sitemap.xml and remove non-200 URLs

[FIX] account_online_synchronization: end_to_end_uuid is defined in other module

[FIX] pos_*: display order on prep display after payment confirmation

[FIX] module: add payroll manager group