magpie-security-issue-import-from-pr

Open a tracking issue in <tracker> for a security-relevant fix that has already been opened (or merged) as a public PR in <upstream>, in the case where there is no inbound <security-list> report. The tracker lands in the Assessed board column with the scope label applied, pr created / pr merged reflecting the PR's state, and Remediation developer / PR with the fix body fields populated from the PR. Pairs with…