15.1 Container Scanning analyzer updates

This issue tracks the updates made to the Container Scanning analyzer in the %15.1 milestone.

Reference CHANGELOG.md for an up-to-date list of changes. Versions prior to (but not including) 5.1.2 were released in previous milestones.

• Update trivy to version 0.28.0 (merge request)
• Update security report schema to version 14.1.2 (merge request) (Probably does not need a release post mention)