Em pe cvss data scan

[edujosemena]

🗣 Description

Add scan to get cve and cpe data through P&E endpoint. Addresses issue https://github.com/cisagov/crossfeed/issues/2323

💭 Motivation and context

This new scan will give us data needed to create a new vulnerability page.

🧪 Testing

✅ Pre-approval checklist

• [] This PR has an informative and human-readable title.
• [] Changes are limited to a single goal - eschew scope creep!
• [] All future TODOs are captured in issues, which are referenced in code comments.
• [] All relevant type-of-change labels have been added.
• [] I have read the CONTRIBUTING document.
• [] These code changes follow cisagov code standards.
• [] All relevant repo and/or project documentation has been updated to reflect the changes in this PR.
• [] Tests have been added and/or modified to cover the changes in this PR.
• [] All new and existing tests pass.

✅ Pre-merge checklist

• [ ] Revert dependencies to default branches.
• [ ] Finalize version.

✅ Post-merge checklist

• [ ] Create a release.