Fix Mistral key checking

Mistral.py

@@ -13,15 +13,15 @@ async def check_sub_status(key: APIKey, session):
     data = {
         'model': 'open-mistral-7b',
         'messages': [{'role': 'user', 'content': ''}],
-        'max_tokens': 1
+        'max_tokens': -1
     }
     async with session.post(f'https://api.mistral.ai/v1/chat/completions', headers={'Authorization': f'Bearer {key.api_key}'}, json=data) as response:
-        if response.status == 401 or response.status == 429:
-            return False
-        return True
+        # Since we do an invalid request, if the key is active and has quota, the API returns 422 Unprocessable Entity
+        return response.status == 422
 
 
 def pretty_print_mistral_keys(keys):
+    keys = sorted(keys, key=lambda x: x.subbed, reverse=True)
     print('-' * 90)
     subbed = 0
     print(f'Validated {len(keys)} Mistral keys:')