Remove Chinese comments

Author: zzycode1005

test/common/uc_eval/utils/client.py

@@ -399,7 +399,7 @@ def _send_multi_request(
         turns = self._convert_conversation_2_turns(conversion, 2)
         for i, turn in enumerate(turns):
             in_content, reply = turn[0]["content"], turn[1]["content"]
-            # 更新payload，然后发送请求
+            # Update payload, then send request
             prompt = self._update_request_body(history, in_content)
             record: RequestRecord = self.send_request(prompt, max_tokens)
             record.case_name = case_name