The wsgi application entrypoint moved during the [httpocalypse]. Some clients don't use the odoo builtin wsgi server and have troubles upgrading from 15.0 to 16.0 because the `odoo.service.wsgi_server` module doesn't exist anymore. [httpocalypse]: https://github.com/odoo/odoo/pull/78857 closes odoo/odoo#106187 X-original-commit: 4e5d7d2e93fcd082bd1b3a9e76cedab85b46f456 Signed-off-by: Julien Castiaux <juc@odoo.com>