release: 0.4.1b2

## Bump
- [ ] Major
- [ ] Minor
- [x] Beta
- [ ] Patch
- [ ] Skip

## Changelog

### Fixed
- Deployment fails when persisting `managed_data_product_external_ids` to DMS: wrap the ID list in a JSON object so scalar `json` properties accept the value
- Harden managed DataProduct ID encode/decode so scalar strings are not split into characters
