fix: entity fixup in sponge v3 schematics

[PierreSchwang]

Overview

Reader did not put "id" into the entity tag, which failed the data fixer upper.
https://discord.com/channels/268444645527126017/344128526435221505/1340372691328307270

### Submitter Checklist
- [x] Make sure you are opening from a topic branch (**/feature/fix/docs/ branch** (right side)) and not your main branch.
- [x] Ensure that the pull request title represents the desired changelog entry.
- [x] New public fields and methods are annotated with `@since TODO`.
- [x] I read and followed the [contribution guidelines](https://github.com/IntellectualSites/.github/blob/main/CONTRIBUTING.md).