[FIX] l10n_lt: add right amount type for taxes data

Some taxes had the wrong type of tax set when updating
from 12.0 to 13.0. The type should be Percentage of
Price instead of Group of Taxes.

opw-2801421

closes odoo/odoo#90152

Signed-off-by: Grazioso Andrea (agr) <agr@odoo.com>