Purpose of this commit is to have all gamification menus defined in a single
file. It helps reorganizing a module TOC (menus) when doing some b2b like
on an app. Otherwise menus are split across several files and finding them
and keeping them organized is not easy.
Task-2678295
Part-of: odoo/odoo#79599
Purpose of this commit is to rename and reorder views by main model. It
allows to better understand module organization and find views one may have
to update.
Task-2678295
Part-of: odoo/odoo#79599