exclude data: urls

[officerNordberg]

fixes #45

[jkowalleck]

Thanks for the pull request, @officerNordberg .

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[jkowalleck]

@officerNordberg i see that this project is lacking integration tests.
Could you help and provide a small example project/setup, that uses yclonedx-webpack-plugin ?
I would create an integration test from that example, then.