Draft: Honor CSV filters

What does this MR do and why?

References

Screenshots or screen recordings

Before	After

How to set up and validate locally

1. Generate vulnerabilities
2. Visit Vulnerability Report
3. Select some filters and click Export on top right
4. Visit http://gdk.test:3000/rails/letter_opener (adjust based on your hostname)
5. Open the latest email
6. Click on Download the export button
7. Verify the exported report is filtered

MR acceptance checklist

Evaluate this MR against the MR acceptance checklist. It helps you analyze changes to reduce risks in quality, performance, reliability, security, and maintainability.

Related to #579107