Consider all front end situations (OCC-363)

[canadacubachina]

Describe the bug

In .NET Blazor, when a user leaves a text input field blank, the value passed to the backend—such as an MVC controller—is typically an empty string, not null.

To Reproduce

Steps to reproduce the behavior:

1. Go to 'PaymentService' orderPart.BillingAddress.Address.Name

Expected behavior

All front end clients

Screenshots

If applicable, add screenshots to help explain your problem.

Jira issue

[infofromca]

@sarahelsaig please review it