[Docs] Update migration message for subclasses of reactive providers
[Docs] Update migration message for subclasses of reactive providers

justinmakaila/Moya,Moya/Moya,ashfurrow/Moya,calt/Moya,calt/Moya,calt/Moya,Moya/Moya,justinmakaila/Moya,justinmakaila/Moya,Moya/Moya,ashfurrow/Moya