Metadata correction for 2024.findings-acl.800

### JSON data block

```json
{
"anthology_id": "2024.findings-acl.800",
"authors": [
{
"first": "Cuong",
"last": "Dang",
"id": "dang-cuong/unverified"
},
{
"first": "Dung D.",
"last": "Le",
"id": "dung-le/unverified"
},
{
"first": "Thai",
"last": "Le",
"id": "thai-le"
}
],
"authors_old": "Dang Cuong | Dung Le | Thai Le",
"authors_new": "Cuong Dang | Dung D. Le | Thai Le"
}
```

Locate the record for anthology_id `2024.findings-acl.800` in the repository’s metadata/data files by searching for that ID, then update the authors field to match the provided `authors_new` value. Confirm the old variant is removed and the new author string/order is present. No files or tests are named in the issue, so start by finding the matching data entry and finish by validating only that single record changed.

Rédigé par le modèle d'indexation à partir du texte de l'issue.