Well not if you are hyper-literal about it. But maybe the author just expected the readers to take into account that the final event wouldn't logically be included.
When the parousia has happened, you don't need a sign for anything else.
The Author would have spoken the parable of the fig tree prior to the parousia if that was the intention of not including "all these things"
Would you go for a trip say clothes, toothbrush, razor, money... i need all these things and not mean you need the razor?