Odoo Release Updates

[REF] *: migrate type="base64" to "bytes"

[REF] survey: run owl3 rendering context migration script

[REF] *: Run script to replace t-ref by t-custom-ref

[REF] *: remove url from js file tours

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

[REF] *: Run script to replace t-esc by t-out

[REF] *: remove url from js file tours

[IMP] web: split badge_selection into badges_many2one and badges_selection

[IMP] orm: Model concat, union change

[IMP] website,base,*: replace 'request.env' with 'env' in templates

[IMP] mail: preview notification templates

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

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

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

[REF] *: Replace useEffect with useLayoutEffect for owl3 migration

[IMP] survey: show submit confirmation only for certification surveys

[IMP] survey: prevent adding opacity on images

[IMP] web_tour: allow macro delay only for wanted listed tours

[IMP] survey: allow to set/unset mandatory question from list view

[IMP] *: add tag to tour that fails without macro delay

[IMP] survey: add minimum width on columns to improve ux

[REF] web,*: no more a[href="#"] in notebook

[FIX] survey: use answer token in cookies

[IMP] survey, *: redesign survey form

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

[FIX] survey: prevent hiding timer in live session

[ADD] base: update apps icons

[IMP] web, *: improve TextInput on touch and desktop

[FIX] survey: handle filter intercation on paginated results

[IMP] core, *: split odoo.http module