Add Sisense dashboard for CVS on advisory DB changes

Proposal

Add Sisense dashboard for CVS on advisory DB changes.

The matrix for CSV tracking was added as the part of Essential metrics for CVS on advisory DB change (#424229 - closed)

Implementation plan

Add following tracking matrices on Sisense dashboard

• Possibly affected projects count
• Known affected projects count
• Possibly affected SBOM occurrences count
• Known affected SBOM occurrences count

Verification step

1. Run a scan.
2. Check the data on dashboard is visible.

Links

1. https://app.periscopedata.com/app/gitlab/895813/Secure-Scan-metrics?widget=17454277&udv=0

Screenshots