Expose Vulnerability Scanner ID through GraphQL query

What does this MR do?

This MR exposes the scanner ID via the vulnerabilities graphQL query. This is specifically to allow filtering as described in #293843 (closed).

Screenshots (strongly suggested)

Does this MR meet the acceptance criteria?

Conformity

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• Review and add/update tests for this feature/bug. Consider all test levels. See the Test Planning Process.
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Security

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Related to #293843 (closed)