Odoo Release Updates

[IMP] web, mail: merge selection_badge_icons into selection_badge and add max badges option

[REF] *: remove url from js file tours

[IMP] web: split badge_selection into badges_many2one and badges_selection

[IMP] mail: security fields for messages and activities

[REF] *: run owl3 rendering context migration script

[IMP] mail: update tracking API

[IMP] orm: Model concat, union change

[FIX] account_peppol: do not recompute EAS/Endpoint on registered companies

[FIX] crm: leads' stage must always be "New"

[IMP] mail,*: MailThreadCC removal, default subject and tweaks

[IMP] utm: improve and generalize UTM trackers data

[IMP] {google_,microsoft_}calendar: improve the UX

[REF] core: organize base's tests to better match models

[IMP] mail: search messages and activities with access using SQL + remove fetch override

[IMP] crm, *: CRM UI update + salesman assignment without limits

[IMP] mail: cleanup track naming and usage

[IMP] core: random serial for testing

[IMP] crm: remove safe_eval from context evaluation

[FIX] mail: filter access on linked messages

[IMP] mail: preview notification templates

[FIX] crm: fix meeting display date with timezone

[REF] *: remap useState import to owl2/utils

[IMP] mail: display priority in message inbox

[IMP] base_import, *: comprehensive UX cleanup and modernization

[IMP] crm: update lead generation dropdown

[IMP] crm,sales_team: update lead assignment for sales teams

[IMP] crm,*: update crm views

[CLN] *: clean UTM demo data

[IMP] mail: add default static id for js models

[REF] test_mail, various: cleanup tracking tests