Existing vulns should point to source tree

What does this MR do?

Existing vulns should point to source tree because source tree has most recent information.

https://tosbourn.com/set-intersection-in-ruby/

Conformity

• Code review guidelines
• Style guides

Performance and Testing

• Review and add/update tests for this feature/bug. Consider all test levels. See the Test Planning Process.
• [-] Tested in all supported browsers

Refs #32768 (closed)