410 is now documented on /repos/{owner}/{repo}/dependabot/alerts/{alert_number}

What changed

An unhandled branch in your error handling.

Affects GET /repos/{owner}/{repo}/dependabot/alerts/{alert_number}.

410 is now documented

Code that reads GET /repos/{owner}/{repo}/dependabot/alerts/{alert_number}.

Where	Before	After
GET /repos/{owner}/{repo}/dependabot/alerts/{alert_number}	absent	410
PATCH /repos/{owner}/{repo}/dependabot/alerts/{alert_number}	absent	410

Based on GitHub’s published API specification. How severity is decided.