Correctly check the behaviourType

[DanielRuf]

Description (*)

This PR fixes the wrong boolean check which was always failing / false.

Fixed Issues (if relevant)

1. magento/magento2#<issue_number>: Issue title

Manual testing scenarios (*)

1. ...
2. ...

Questions or comments

Contribution checklist (*)

• Pull request has a meaningful description of its purpose
• All commits are accompanied by meaningful commit messages
• All new or changed code is covered with unit/integration tests (if applicable)
• All automated tests passed successfully (all builds are green)

[m2-assistant]

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[engcom-Delta]

✔️ QA passed

[m2-assistant]

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