feat(ui5-barcodescanner): downgraded to lower helper version

[PetyaMarkovaBogdanova]

Thank you for your contribution! 👏

To get it merged faster, kindly review the checklist below:

Pull Request Checklist

• [ ] Reviewed the Contributing Guidelines
  • Especially the How to Contribute section
• [ ] Correct commit message style
  • Bugfixes should generally include a test to cover the issue.