ci: Use GitHub context for artifact name (#53559)

Missed this yesterday in
https://github.com/zed-industries/zed/pull/53433, because in the `with`
level, we need to use the proper context syntax.

Release Notes:

- N/A
60a8b6f003Finn Evers committed on 4/12/2026, 9:54:22 PM· committed by GitHubparenta86de48
3 files changedLine totals unavailable