[ty] Fix typing repository commit output in CI (#19754)
## Summary
This PR fixes the issue mentioned in
https://github.com/astral-sh/ruff/pull/19736#issuecomment-3151903662
~~but I can't test it without merging it on `main` because GitHub
Actions still pickup the old version of the workflow file.~~ and is
tested by manually triggering the workflow, refer to the comment on this
PR
(https://github.com/astral-sh/ruff/pull/19754#issuecomment-3153894179)
which has the commit hash.
