fix(medusa, admin-ui): List all inventory levels (#3552)

* ensure that all levels are listed

* add changeset

* remove count from config

* update changeset version bump

---------

Co-authored-by: Oliver Windall Juhl <59018053+olivermrbl@users.noreply.github.com>

packages/admin-ui/ui/src/components/organisms/product-variants-section/edit-variant-inventory-modal.tsx

@@ -38,9 +38,6 @@ const EditVariantInventoryModal = ({ onClose, product, variant }: Props) => {
     refetch,
   } = useAdminVariantsInventory(variant.id)
 
-  const variantInventoryItem = variantInventory?.inventory[0]
-  const itemId = variantInventoryItem?.id
-
   const handleClose = () => {
     onClose()
   }
@@ -50,6 +47,10 @@ const EditVariantInventoryModal = ({ onClose, product, variant }: Props) => {
   const onSubmit = async (data: EditFlowVariantFormType) => {
     const locationLevels = data.stock.location_levels || []
     const manageInventory = data.stock.manage_inventory
+
+    const variantInventoryItem = variantInventory?.inventory?.[0]
+    const itemId = variantInventoryItem?.id
+
     delete data.stock.manage_inventory
     delete data.stock.location_levels