Odoo Release Updates

[REF] website, *: refactor searchbar template

[IMP] *: adapt code to write translated dict to fields

[FIX] website_slides: remove undeterministicTour key

[IMP] *: use type="bytes" in data files

[REF] web: add this. in rendering context

[REF] web: add this. in rendering context

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

[FIX] *: fix props validation schema

[REF] mail_*: run owl3 rendering context migration script

[REF] mail_*: run owl3 rendering context migration script

[REF] *: run rendering context migration script

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

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

[REF] *: remove url from js file tours

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

[REF] *: remove url from js file tours

[REF] website: remove url from js file tours

[FIX] website_slides: fix course card layout issue

[IMP] website_slides: redirect internal users to backend view for message links

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

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

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

[FIX] website_slides: Allow users to create section in slides

[IMP] mail: preview notification templates

[REF] *: replace t-portal by t-custom-portal

[FIX] *: re-add 50ms to some non deterministic tours

[REF] web,website: move t-portal on its own t element

[REF] *: import render from owl2/utils

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

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