chore: bump v0.4.5 (#792)

- Bumps metatype version to 0.4.5
- Bumps ghjk to latest commit
- Fixes `setup` whiz task to avoid issues on macos
- Fixes release pipeline to publish JSR

MET-614 MET-606 MET-605 MET-613

#### Migration notes

_No changes required._

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