[Bug]: Cancel fulfillment not working when item has negative stock

[pepijn-vanvlaanderen]

What happended?

Reproduce steps

1. Create a fulfillment for an order
2. Set one of the products to negative stock
   2.1 this can happen when stock is updated by external fulfiller due to backorders)
3. Cancel fullment is not possible

Workaround:

1. Set the specific items to inventory_quantity 0
2. Cancel fullfilment
3. Set the specif items to inventory_quantity 0 (this is important, otherwise items has gained the stock of cancelled amount in 2)

Expected behavior

The fulfillment is cancelled.

Actual behavior

The fulfillment is not cancelled and received the error, Not enough stock available for item

[github-actions]

This issue is stale because it has been open 30 days with no activity. Remove stale label or comment or this will be closed in 3 days.

[pepijn-vanvlaanderen]

Not stale

[pepijn-vanvlaanderen]

@fPolic was there a PR that solved this issue?

[fPolic]

@pepijn-vanvlaanderen yes, it's PR: #13076