PURPOSE
Provide some fixes after internal test deployment of event online features.
Notably: user registration flow, various fixes in templates.
Also add some unit tests to avoid regressions while working on event features.
LINKS
Task ID-2169118
odoo/odoo#55967odoo/enterprise#12438
X-original-commit: e66684b23eebaadc3df7b908427d3d7a83d4f0a0
ir.rule are default values but can be customized based on the
company's policy and needs.
This is typically a record that is in noupdate as should be
customization-friendly.