Revert "Use gh workflow for tests" (#41411)

Reverts zed-industries/zed#41384

The branch-protection rules work much better when there is a Job that
runs every time and can be depended on to pass, we no longer have this.

Release Notes:

- N/A
8b051d6cc3Ben Kunkle committed on 10/29/2025, 12:37:57 AM· committed by GitHubparent16d84a3
25 files changedLine totals unavailable