TF state correctly detects service owner changes from UI, test updated

[davidbloss]

Resolves #495

Update test relies on this opslevel-modules PR to fix testing a service's note field

Problem

Changes to a service's owner made in UI were not being detected by Terraform's state.

Solution

Fix service's read operation to detect changes to service's owner via the UI. Reflected in TF state.

Checklist

• I have run this code, and it appears to resolve the stated issue.
• This PR does not reduce total test coverage
• This PR has no user interface changes or has already received approval from product management to change the interface.
• Make a changie entry that explains the customer facing outcome of this change