In case of selection or many2one field, while saving the page, the field is re-rendered and loses the applied design changes. This commit fixes the behavior by re-applying those changes on a newly rendered field. task-1961733 closes odoo/enterprise#4657 Signed-off-by: Quentin Smetz (qsm) <qsm@odoo.com> X-port/Cherry-pick of odoo/enterprise@298a9b3a94