Verify proof for ReadSector and ReadOffset programs in worker
This MR adds proof verification for ReadSector and ReadOffset programs to the worker.
Review and complete the checklist to ensure that the MR is complete before assigned to an approver.
- All new methods or updated methods have clear docstrings
- Testing added or updated for new methods
- Any new packages are added to Makefile and .gitlab-ci.yml
- API documentation updated for API updates
- Module README.md updated for changes to workflow
- Issue added to Sia-UI repo for new supporting features
- Changelog File Created