This commit changes a bit the style of groups in list view * reduced padding-top/bottom of group headers to 5px * increased the padding-left by 2px of carets to align them with selection checkboxes (in enterprise) Task 2301397 ENT PR: https://github.com/odoo/enterprise/pull/11955 closes odoo/odoo#54736 Related: odoo/enterprise#11955 Signed-off-by: Aaron Bohy (aab) <aab@odoo.com>