[FIX] sale_stock: uses line route or category route
[FIX] sale_stock: uses line route or category route

Commit 2408bef fixed the way a sale order line is considered as mto or
not but did not took the line route or product category route into account.

closes odoo/odoo#36064

Signed-off-by: Simon Lejeune (sle) <1969d8dff896674c2d819e813f5e88ca826229ab@openerp.com>
ygol/odoo,ygol/odoo,ygol/odoo,ygol/odoo,ygol/odoo,ygol/odoo,ygol/odoo