Allow negative balances removing reservation against Transfer order

Summary:

We have enabled "Allow negative Balances" at organization level.

Item: TEST1001

Sub inventory : STORAGE (reservable), SCRAP (non-reservable)

On hand Qty : 20 units

Open Transfer order : 20 units (Integration status - Interfaced)

Available to reserve: 0 units

Available to transact : 0 units

Following steps performed via Integration from 3rd party system by calling REST APIs

Step 1 : Back order 3 units, line gets split with 17 units with Integration status as "Interfaced" and split line with 3 unis "Ready to release" (integration status)

Step 2 : Perform Sub inventory transfer from STORAGE TO SCRAP for 5 units

Step 3 : Notice Available to reserve and Available to transact turn negative to -2 units