Update get_tfstate_content.yaml --> set exported variables fix

[ibrahimlakkis]

When ressource_key is not defined it tries to set path value even if resource_key must be defined in the when condition because the when condition does not have effect here

Issue-id

PR Checklist

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• [ ] I have updated the documentation accordingly.
• [X] I have added tests to cover my changes.
• [ ] All new and existing tests passed.
• [X] My code follows the code style of this project.
• [ ] I ran lint checks locally prior to submission.
• [X] Have you checked to ensure there aren't other open Pull Requests for the same update/change?

Description

Does this introduce a breaking change

• [ ] YES
• [X] NO

Testing