After the odoo/odoo#52949 , the registering of tracked component, in case of subcontracting, was broken. Fix and try to mimic the same flow than before. The produce wizard has been replaced by a clean MO form to register component and use backorder mechanisme of MO to manage tracked finished product + tracked component. task-2278147 closes odoo/odoo#54994 Signed-off-by: Simon Lejeune (sle) <sle@openerp.com>