fix: 🐛 adding a variable declaration in the corresponding scope

app/Http/Controllers/AjaxController.php

@@ -279,6 +279,7 @@ class AjaxController extends Controller
                 $cp = Coupon::where(['coupon_code' => $coupon_code])->first();
 
                 if ($this->isAvailable($cp, $campagne, $contact) && $this->isAvailableToPrint($cp, $campagne)) {
+                    $newQtyAvailable = 0;
                     $imgCoupon     = $this->printCp($cp, $contact);
                     $panierContent = PanierContent::where(['panier_content_couponId' => $cp->coupon_id, 'panier_content_panierId' => $panier->panier_id])->first();
                     if ($panierContent->panier_content_quantity > 0) {