Improve smart transfer protocol errors

[rmn-boiko]

Description

⚠️ The next changes will break the compatibility with current envs. Merge it only with the following release+deploy procedure.

Closes: https://github.com/kamu-data/kamu-cli/issues/511

Checklist before requesting a review

• [x] Unit and integration tests added
• [ ] Compatibility:
  • [ ] Network APIs: ✅
  • [x] Workspace layout and metadata: ✅
  • [x] Configuration: ✅
  • [x] Container images: ✅
• [x] Documentation:
  • [x] Changelog: ✅
  • [ ] Public documentation: ✅
• [ ] Downstream effects:
  • [ ] kamu-node: ✅