In the editor, the snippets from uninstalled module are shown with the
possibility to install the module to get snippet.
Before this commit:
When clicking on it, it will redirect to the module page, in the backend from
where you can install the module.
Now:
A popup will be shown to save current changes and install the module.
The installation will be done without changing page, in the editor. Once done,
the page will reload in editor enabled mode.
task-2089285
closesodoo/odoo#39138
Signed-off-by: Quentin Smetz (qsm) <qsm@odoo.com>