sync service endpoint

Author: jycheng22

notebooks/.env.example

@@ -4,7 +4,7 @@
 # --------------------------------------------------------------
 # -------------- Azure AI services configurations --------------
 # --------------------------------------------------------------
-# The endpoint of Azure AI services in the format of "https://<your resource name>.cognitiveservices.azure.com"
+# The endpoint of Azure AI services in the format of "https://<your resource name>.services.ai.azure.com"
 AZURE_AI_SERVICE_ENDPOINT=""
 # The version of the Azure AI services, e.g. "2024-12-01-preview"
 AZURE_AI_SERVICE_API_VERSION="2024-12-01-preview"