Update requirements.txt
Update requirements.txt

- Revert python-socketio to flask-socketio compatble version
- Sort alphabetically
neox387/premiumizer,piejanssens/premiumizer,piejanssens/premiumizer,neox387/premiumizer,neox387/premiumizer,piejanssens/premiumizer,piejanssens/premiumizer,neox387/premiumizer