[FIX] website_blog: add missing website=True in feed

Before this commit, if you archive a blog, you will have a 500 instead of 404.
Serve page to show the 404 use request.website, so we need to force controller
with website=True to bind website on the request.

Probably need to check all controllers in website_* module.

opw-2066725

closes odoo/odoo#38493

X-original-commit: https://github.com/odoo/odoo/commit/595708147dd839b4e489ea6a48d6e2ab5fce6405


Signed-off-by: Quentin Smetz (qsm) <qsm@odoo.com>