Add content mistake as ecommerce rejection reason

source/localizable/smart_cart/_order_object.html.md.erb

@@ -119,7 +119,7 @@ Name                              | Type      | Description
 `line_items[_].ean`             | String  | EAN code of product (optional)
 `line_items[_].mpn`             | String  | MPN code of product (optional)
 `line_items[_].extra_info`      | String  | Additional information for item, eg. color preference or prescription details for contact lenses (optional) [webhook example](../webhook/#example-9-with-extrainfo-in-lineitems)
-`line_items[_].rejection_reason` | String | Rejection reason (possible values: `limited_stock`, `no_stock`, `discontinuation`, `wrong_price`)
+`line_items[_].rejection_reason` | String | Rejection reason (possible values: `limited_stock`, `no_stock`, `discontinuation`, `wrong_price`, `content_mistake`)
 `line_items[_].return_reason` | String | User return reason (possible values: `faulty`, `wrong_product`, `withdrawal`, `wrong_size`)
 `line_items[_].serial_numbers` | String | Serial numbers for item, concatenated by ',', e.g. `SN12345,SN56789`
 `line_items[_].tags` | Array | A list of tags that characterize the line item (optional). Supported tags: `["plus_deal", "coupon_deal", "two_plus_deal", "price_optimizer"]`
@@ -197,3 +197,4 @@ ID    | Label                                               | Requires Available
 `2`   | `Λάθος καταχωρημένη τιμή(ες)`                       | False
 `4`   | `Περιορισμένα τεμάχια`                              | True
 `5`   | `To προϊόν καταργήθηκε`                             | False
+`6`   | `Λανθασμένη καταχώρηση προϊόντος`                   | False