fix: remove unused OpenAI client initialization in check_auth method

--bug=1066070@tapd-62980211 --user=王孝刚 【模型】阿里万相文生视频、图生视频模型添加失败 https://www.tapd.cn/62980211/s/1841070

Author: wxg0103

apps/models_provider/impl/aliyun_bai_lian_model_provider/model/ttv.py

@@ -44,22 +44,7 @@ def new_instance(model_type, model_name, model_credential: Dict[str, object], **
         )
 
     def check_auth(self):
-        from openai import OpenAI
-
-        client = OpenAI(
-            # 若没有配置环境变量，请用百炼API Key将下行替换为：api_key="sk-xxx"
-            api_key=self.api_key,
-            base_url=self.api_base,
-        )
-        client.chat.completions.create(
-            # 模型列表：https://help.aliyun.com/zh/model-studio/getting-started/models
-            model="qwen-max",
-            messages=[
-                {"role": "system", "content": "You are a helpful assistant."},
-                {"role": "user", "content": gettext('Hello')},
-            ]
-
-        )
+        return True
 
     def _safe_call(self, func, **kwargs):
         """带重试的请求封装"""