[web client] Radio buttons glitches

- Task: https://www.odoo.com/web#id=10498&view_type=form&model=project.task&action=333&active_id=131
- Pad: https://pad.odoo.com/p/r.LQ5B1aBjE8jD1eU8
@xmo-odoo it works fine, with above test case.