Duplicate packages insight - list package names

[vio]

Insight text should include the list of duplicate package names:

Bundle contains 2 duplicate packages: package-a, package-b

[github-actions]

This issue is stale because it has been open for 90 days with no activity.

[github-actions]

This issue is stale because it has been open for 90 days with no activity.

[github-actions]

This issue is stale because it has been open for 180 days with no activity.