WebAPI test failing with MSI for AddProductToCartTest::testAddMoreProductsThatAllowed

[cpartica]

Preconditions (*)

1.Deploy 2.3-develop with latest MSI
2.Run integration tests

Steps to reproduce (*)

1.You will see a failure:
Magento\GraphQl\CatalogInventory\AddProductToCartTest::testAddMoreProductsThatAllowed
Failed asserting that exception message 'GraphQL response contains errors: Could not add the product with SKU custom-design-simple-product to the shopping cart: The requested qty exceeds the maximum qty allowed in shopping cart
' contains 'The most you may purchase is 5.'.

Expected result (*)

1. Test should pass

Actual result (*)

1. Test doesn't pass

[cpartica]

From our investigations it was this PR that caused it:
https://github.com/magento/magento2ce/pull/4542

[naydav]

#796