add:添加perfxcloud供应商

ai-provider/model-runtime/model-providers/perfxcloud/perfxcloud.yaml

@@ -31,13 +31,4 @@ provider_credential_schema:
       placeholder:
         zh_Hans: 在此输入您的 API Key
         en_US: Enter your API Key
-    - variable: endpoint_url
-      label:
-        zh_Hans: 自定义 API endpoint 地址
-        en_US: Custom API endpoint URL
-      type: text-input
-      required: false
-      placeholder:
-        zh_Hans: Base URL, e.g. https://cloud.perfxlab.cn/v1
-        en_US: Base URL, e.g. https://cloud.perfxlab.cn/v1
-address: https://api.openai.com
+address: https://cloud.perfxlab.cn