[FIX] account: fix taxes set on invoice sections & notes at creation

When adding a section or a note on an invoice, default taxes are set on
the account move line, making the corresponding Tax Group to appear on
the invoice.

opw-2541722

closes odoo/odoo#72337

X-original-commit: a8d3f466dfffca08214acecf08ec298e3ace6272
Signed-off-by: Cedric Snauwaert (csn) <csn@openerp.com>
Signed-off-by: Anh Thao PHAM <kitan191@users.noreply.github.com>

addons/account/models/account_move.py

@@ -3651,6 +3651,8 @@ class AccountMoveLine(models.Model):
     @api.onchange('product_uom_id')
     def _onchange_uom_id(self):
         ''' Recompute the 'price_unit' depending of the unit of measure. '''
+        if self.display_type in ('line_section', 'line_note'):
+            return
         taxes = self._get_computed_taxes()
         if taxes and self.move_id.fiscal_position_id:
             taxes = self.move_id.fiscal_position_id.map_tax(taxes)