Odoo Release Updates

[REF] base, *: centralize and improve partner address formatting

[FIX] mass_mailing: properly await ThemeSelector in tests

[FIX] mass_mailing: optimization for mass_mailing_tests

[FIX] mass_mailing: properly await ThemeSelector in tests

[IMP] html_builder, *: ensure compatibility with RTL

[FIX] mass_mailing: fix assets loading test

[IMP] *: UX Fixes and improvements to mass_mailing builder

[FIX] mass_mailing: prevent crash on iframe removed

[FIX] html_editor,mail,web_editor: fix color css breaking inline style in mails

[FIX] api_doc, test_lint, *: Parse full return docstring

[FIX] mass_mailing: preserve transparency for images with alpha channel

[FIX] mail, mass_mailing: add getOuterHtml and getInnerHtml utils

[FIX] mass_mailing: restore CRUD on ir.views for group_system

[IMP] mass_mailing(_sms): restore UI changes overwritten by another task

[ADD] base: update apps icons

[IMP] mass_mailing, *: template previews & mailing targets

[IMP] mass_mailing(_sms): improve user experience

[IMP] mass_mailing: ease contact import flows

[IMP] mass_mailing, *: tweak mailing list views

[IMP] mass_mailing: create lists in dialog

[IMP] web: apply left alignment to progressbar columns

[FIX] *: allow mailing user to create favorite snippets

[IMP] mass_mailing: replace "Add Template" button

[IMP] html_builder, *: rename `Img` component to `Image`

[MOV] html_editor: move signature plugin from `sign` to `html_editor`

[IMP] mass_mailing: mailing builder appearance tweaks

[REF] html_editor, *: use `checkPredicates` for all "some" predicates

[IMP] mass_mailing: allow disabling the exclusion list

[IMP] *: Remove the old syntax of t-call

[IMP] *: Remove the old syntax of t-call (cleanup)