Metadata correction for 2025.jeptalnrecital-ealm.0

### JSON data block

```json
{
"anthology_id": "2025.jeptalnrecital-ealm.0",
"authors": [
{
"first": "Antoine",
"last": "Gourru",
"id": "antoine-gourru"
},
{
"first": "Julien",
"last": "Velcin",
"id": "julien-velcin"
},
{
"first": "Caroline",
"last": "Brun",
"id": "caroline-brun"
},
{
"first": "Vassilina",
"last": "Nikoulina",
"id": "vassilina-nikoulina"
},
{
"first": "Thibaud",
"last": "Leteno",
"id": "thibaud-leteno"
},
{
"first": "Irina",
"last": "Proskurina",
"id": "irina-proskurina"
}
],
"authors_old": "Frédéric Bechet | Adrian-Gabriel Chifu | Karen Pinel-sauvagnat | Benoit Favre | Eliot Maes | Diana Nurbakova",
"authors_new": "Antoine Gourru | Julien Velcin | Caroline Brun | Vassilina Nikoulina | Thibaud Leteno | Irina Proskurina"
}
```