If the `_toRollback` property of the editor is assigned on its own line, it is easier to identify which assignation caused/prevented a rollback when debugging. closes odoo/odoo#130894 X-original-commit: 263dcbaf9aa0c48bd61bf85b091c746d7850cfe1 Signed-off-by: David Monjoie (dmo) <dmo@odoo.com>