feat: restore Alibaba Cloud monitoring integration

Change-Id: I91dfde9605b56b607fbfe8d9519fecfa5dcbeb29
Co-developed-by: Cursor <noreply@cursor.com>

Author: hieheihei

docs.json

@@ -490,6 +490,7 @@
                             "group": "集成",
                             "icon": "grid-2-plus",
                             "pages": [
+                              "zh/use-dify/monitor/integrations/integrate-aliyun",
                               "zh/use-dify/monitor/integrations/integrate-langsmith",
                               "zh/use-dify/monitor/integrations/integrate-langfuse",
                               "zh/use-dify/monitor/integrations/integrate-arize",