[FIX] mrp_account: reconcile AVCO kits amls

Steps to reproduce:
- Create a product in KIT
- The product and components must be AVCO rated.
- Sell product, confirm delivery and post the invoice

Bug:
the journal entries are not reconciled.
the lines are gouped by product but in this case the products don't match
on the stock side it's the components and on the invoice it's the kit

Fix:
match components stock moves of kits to the kit product

opw-3208169

closes odoo/odoo#128009

Signed-off-by: Adrien Widart (awt) <awt@odoo.com>