update: xai增加max_tokens,max_words等参数

maubot_llmplus/thrid_platform.py

@@ -138,7 +138,7 @@ class XAi(Platform):
             "Authorization": f"Bearer {self.api_key}"
         }
         request_body = {
-            "message": full_context,
+            "messages": full_context,
             "model": self.model,
             "stream": False
         }