[IMP] *: adapt to grid form views

The recent switch from tables to css grids for form views `group` nodes
has introduced several inconsistencies/issues with several views accross
modules - these will not be the last fixes.

closes odoo/odoo#102119

Related: odoo/enterprise#32293
Signed-off-by: Bouvy Damien (dbo) <dbo@odoo.com>