Odoo Release Updates

[FIX] hr: remap domain for public employees in search_fetch

[IMP] hr_holidays: add a calendar view with month mode

[FIX] hr: portal access error on ticket assignment

[FIX] hr: clear bank account on employee duplication

[FIX] hr: avatar crash on recruiter assignment in kanban view

[IMP] test_lint, *: Indexing of `Many2one` fields used in `related` fields

[FIX] hr: ensure updating department correctly auto-subscribes to channels

[REF] various: remove useless 'tracking_disable' / 'mail_notrack' in tests

[FIX] hr: prevent error on removing dismissal date

[FIX] hr: fix contract template button classes on employee form

[REF] *: run rendering context migration script on inline xml

[IMP] hr/hr_expense: enable link to existing bill to avoid duplicates

[IMP] orm: _access_domain().is_false() indicates inaccessible models

[FIX] orm: make with_company() consistent with its documentation

[IMP] hr, hr_recruitment: clean tracking & groups on fields

[IMP] contacts,hr,web_hierarchy: add hierarchy view

[IMP] hr: add helper to compute contiguous field value start date

[IMP] *: add explanations to core models and actions

[IMP] hr_holidays: avoid time off creation from different company

[FIX] hr_work_entry: Enforce country-specific work entry types

[IMP] l10n_be_hr_payroll: Improve End of Collaboration UX

[IMP] l10n_be_hr_payroll: merge student and PFI in BE monthly pay

[FIX] hr: employee type visibility

[IMP] hr: set default joint committee on employee

[IMP] web,mail,hr: make many2many_avatar shorter

[IMP] web,*: follow up for M3.1 style commit

[FIX] hr: correctly compute user's employee

[IMP] *: use widget "boolean_checkbox" to have checkbox on small screen

[IMP] hr: enhance employee type model with DIMONA category and worker code

[REF] {l10n_*,}hr_payroll{,_account}: generate_payslip ref