add OneGang product type to routine

lib/features/scene/model/scene_details_model.dart

@@ -74,6 +74,7 @@ class Action {
   ExecutorProperty? executorProperty;
   String? name;
   String? type;
+  String? productType;
 
   Action({
     required this.actionExecutor,
@@ -81,6 +82,7 @@ class Action {
     this.executorProperty,
     this.name,
     this.type,
+    this.productType,
   });
 
   String toRawJson() => json.encode(toJson());
@@ -92,6 +94,7 @@ class Action {
         entityId: json["entityId"],
         name: json['name'],
         type: json['type'],
+        productType: json['productType'],
       );
     }
     if (json["executorProperty"] == null) {
@@ -102,6 +105,7 @@ class Action {
       actionExecutor: json["actionExecutor"],
       entityId: json["entityId"],
       executorProperty: ExecutorProperty.fromJson(json["executorProperty"]),
+      productType: json['productType'],
     );
   }