In a report a lot could be opened with an action that was a number instead of expected string or falsy value. In web and web_studio, we sometime expect the action name to be a string or falsy (calls to `bc.title.trim()` in breadcrumbs code). opw-1951174 closes #31816 Signed-off-by: Nicolas Lempereur (nle) <nle@odoo.com>