Merge pull request #294795 from kingwil/docs-editor/preparing-sap-1739878643

Update preparing-sap.md

Author: prmerger-automator[bot]

articles/sentinel/sap/preparing-sap.md

@@ -190,6 +190,8 @@ For more information, see the [SAP documentation](https://help.sap.com/docs/inte
 
    - **RFC_READ_TABLE**, to read data from required tables
 
+   - **SIAG_ROLE_GET_AUTH**, to retrieve security role authorizations
+      
 1. Add a new destination in SAP BTP that points the virtual host you'd created earlier. Use the following details to populate the new destination:
 
    - **Name:** Enter the name you want to use for the Microsoft Sentinel connection