[FIX]sale_stock: copy devolution move without decreasing respective SO values
[FIX]sale_stock: copy devolution move without decreasing respective SO values

-Make a return picking from a SO, and condigure the items to be refunded on SO(in the wizard)
-Copy the return picking.
-Validate it.

Without this fix, it would just keep decreasing the delivered value on SO.

opw:767429

ygol/odoo,ygol/odoo,ygol/odoo,ygol/odoo,ygol/odoo,ygol/odoo,ygol/odoo