Follow-up of https://github.com/odoo/odoo/pull/121468 Since https://github.com/odoo/odoo/commit/9f4622492c5cd84847368d32bf02b0b538a6dd69 (16.2), ´additionalClasses´ has to be added on the field instead of the component. closes odoo/odoo#122963 X-original-commit: 82228e65b59427d536f10970cd85610136347ff8 Signed-off-by: Michaël Mattiello (mcm) <mcm@odoo.com>