bug: default x12 partner not selected in billing manager

[stephenwaite]

Describe the bug

if there's a charge entry made into a fee sheet before the insurance company is assigned the billing manager may load the item without the x12 partner selected

To Reproduce

Steps to reproduce the behavior:

1. Add a '....'
2. Click on '....'
3. Scroll down to '....'
4. See error

Expected behavior

Client configuration

• Browser:
• OpenEMR version:
• Operating system:

[stephenwaite]

going to re-open after further testing showing an issue

[stephenwaite]

found another condition to check for