fix(sbom): use `NOASSERTION` for licenses fields in SPDX formats

[DmitriyLewen]

Description

See more in #7397

Before:

      "licenseConcluded": "NONE",
      "licenseDeclared": "NONE",

After:

      "licenseConcluded": "NOASSERTION",
      "licenseDeclared": "NOASSERTION",

Related issues

• Close #7402

Checklist

• [x] I've read the guidelines for contributing to this repository.
• [x] I've followed the conventions in the PR title.
• [x] I've added tests that prove my fix is effective or that my feature works.
• [ ] I've updated the documentation with the relevant information (if needed).
• [ ] I've added usage information (if the PR introduces new options)
• [x] I've included a "before" and "after" example to the description (if the PR is a user interface change).