[#SIRH-20] Ajouter pour les forfaits le paiement de congés N-1 (#12)

| Numéro du ticket | Titre du ticket |
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## Description de la PR

## Modification du .env

## Check list

- [ ] Pas de régression
- [ ] TU/TI/TF rédigée
- [ ] TU/TI/TF OK
- [ ] CHANGELOG modifié

Reviewed-on: #12
Co-authored-by: tristan <tristan@yuno.malio.fr>
Co-committed-by: tristan <tristan@yuno.malio.fr>

src/ApiResource/EmployeeLeaveSummary.php

@@ -34,6 +34,7 @@ final class EmployeeLeaveSummary
     public float $previousYearAcquiredDays  = 0.0;
     public float $previousYearTakenDays     = 0.0;
     public float $previousYearRemainingDays = 0.0;
+    public float $previousYearPaidDays      = 0.0;
 
     /** @var array<string, float> YYYY-MM => count (0.5 for half-days) */
     public array $presenceDaysByMonth = [];