In Test Case Importer imports Tests even if the Test Action field is empty.

Description
Test Case Importer imports Tests even if the Test Action has empty data. Additionally, the Test Step action field is filled with undefined word.

Pre-conditions

How to reproduce

1. Import the Tests without mentioning any data in the Action column.

Actual result/Attachments
Tests are getting Imported without Action, Data, and Expected Result.

Expected result

• Test Case Importer will show a checkbox option at the beginning of the import
• The title is "Allow empty Action field"
• The checkbox will be unchecked by default