500 GB of metadata

### Checklist

- [X] This is **not** a question or a support request. If you have any boost related questions, please ask in the [discussion forum](https://github.com/filecoin-project/boost/discussions).
- [X] This is **not** a new feature request. If it is, please file a [feature request](https://github.com/filecoin-project/boost/issues/new?assignees=&labels=need%2Ftriage%2Ckind%2Ffeature&template=feature_request.yml) instead.
- [X] This is **not** an enhancement request. If it is, please file a [improvement suggestion](https://github.com/filecoin-project/boost/issues/new?assignees=&labels=need%2Ftriage%2Ckind%2Fenhancement&template=enhancement.yml) instead.
- [X] I **have** searched on the [issue tracker](https://github.com/filecoin-project/boost/issues) and the [discussion forum](https://github.com/filecoin-project/boost/discussions), and there is no existing related issue or discussion.
- [X] I am running the [`Latest release`](https://github.com/filecoin-project/boost/releases), or the most recent RC(release canadiate) for the upcoming release or the dev branch(master), or have an issue updating to any of these.
- [ ] I did not make any code changes to boost.

### Boost component

- [X] boost daemon - storage providers
- [ ] boost client
- [ ] boost UI
- [ ] boost data-transfer
- [ ] boost index-provider
- [X] Other

### Boost Version

```text
2.4.0
```

### Describe the Bug

Massive amounts of files (300k) of ~2.1MB each in `~/.boost/datastore/metadata`

Some of these files are back from 2022. Shouldn't this metadata be cleaned up? What is it from?

### Logging Information

```text
-
```

### Repo Steps

1. Run boost
2. See disk usage