message: docs(faq): extend "passthrough" class mention
diff: @@ -56,7 +56,7 @@ class Main {
  }
  ```
  -There is also a option to not use sub-classes, called [the `Passthrough` class](../api/decorators/prop.md#passthrough-class)
  +There is also a option to not use sub-classes, called [the `Passthrough` class](../api/decorators/prop.md#passthrough-class), but it is not recommended to be used.
  ## Edge Cases
  