[FIX] sale_stock: recreate delivery order generates only the remaining products to deliver

Like it should do, the feature was broken
Moreover, it resolves a performance issue (do with 100 lines took up to 10 minutes)
[FIX] sale_stock: recreate delivery order generates only the remaining products to deliver

Like it should do, the feature was broken
Moreover, it resolves a performance issue (do with 100 lines took up to 10 minutes)