Create image filter for project vulnerabilities

What does this MR do and why?

Create image filter for project vulnerabilities

• create new image filter
• only include it in project-level operational vulnerabilities report
• hide behind operation_vulnerability_filters feature flag
• reimplement truncate on a conditional basis as it was removed in Do not truncate vulnerability report filter dro... (!68453 - merged)

Changelog: added

EE: true

Screenshots or screen recordings

w/out feature flag	w/ feature flag

image filter (should be truncated)	project filter (should not be truncated)

URL is https://gitlab.aturinske:3443/mixed-vulnerabilities-01/security-reports-05/-/security/vulnerability_report/?image=registry.gitlab.com%2Fgitlab-org%2Fsecurity-products%2Fdast%2Fwebgoat-8.0%40sha256%3Abc09fe2e0721dfaeee79364115aeedf2174cce0947b9ae5fe7c33312ee019a4e&tab=OPERATIONAL

How to set up and validate locally

1. Ensure your GDK has a GitLab Ultimate license
2. Enable the :operational_vulnerabilities_filters feature flag
3. Ensure your GDK is connected to the GitLab Runner
4. Follow these docs to set up the kubernetes agent
5. Clone test-cis-with-agentid and run the pipeline
6. Link the agent to a project
7. Run the pipeline to generate vulnerabilities
8. Navigate to the agent/vulnerability report
9. View the vulnerabilities

MR acceptance checklist

This checklist encourages us to confirm any changes have been analyzed to reduce risks in quality, performance, reliability, security, and maintainability.

• I have evaluated the MR acceptance checklist for this MR.

Related to #337883 (closed)