why the winners of the chess.com leagues are you awarded?
If you are talking about league awards, you have been awarded your league awards.
https://www.chess.com/awards/jahon2018/achievements (scroll down and you will find your awards)

The leagues competition ended more than a year ago-- in February 2022.
There are no more prizes to be awarded.
It's over.
All done.
https://www.chess.com/news/view/chesscom-releases-leagues