fix for quote and operations addition

frontend/pshared/lib/models/payment/operation.dart

@@ -17,7 +17,7 @@ class OperationItem {
   final PaymentMethod? paymentMethod;
   final String name;
   final DateTime date;
-  final String comment;
+  // final String comment;
 
   OperationItem({
     required this.status,
@@ -34,6 +34,6 @@ class OperationItem {
     this.paymentMethod,
     required this.name,
     required this.date,
-    required this.comment,
+    // required this.comment,
   });
 }