- Bumps `setup-ghjk` action version to latest unstable.
- Fixes the default node sdk loader command to prevent hang when `tsx`
is not installed.

#### Motivation and context

- Publish website pipeline was broken due to ghjk version mismatch.

#### Migration notes

_N/A_

### Checklist

- [ ] The change come with new or modified tests
- [ ] Hard-to-understand functions have explanatory comments
- [ ] End-user documentation is updated to reflect the change