When importing data to a cascading field with Test Case Importer, if the CSV field only has the parent value, (because this option does not have any child) the info is not imported to the custom field

Description
When importing data to a cascading field with Test Case Importer, if the CSV field only has the parent value, (because this option does not have any child) the info is not imported to the custom field.

Pre-conditions

Create a cascading custom field with the following options:

How to reproduce

1. Import the CSV attached with Test Case Importer
2. Map the required fields and the Test Automation

Actual result/Attachments

Both Tests are created, but for the Test Automation field, only the Test with parent->child option is filled in. 

Expected result

**Both Tests should have the Test Automation field filled in.

Version

• 4.3.0, 3.6.6