Add fields in CycloneDX BOM output using the Properties (name-value store)

[tdruez]

Such as download_url, filename, primary_language, and homepage_url.

https://cyclonedx.org/use-cases/#properties--name-value-store

https://github.com/CycloneDX/cyclonedx-property-taxonomy#cyclonedx-property-taxonomy

[tdruez]

See also https://github.com/nexB/aboutcode-cyclonedx-taxonomy and CycloneDX/cyclonedx-property-taxonomy#47 (comment) for field references.