Removed unnecessary roles

Author: haileytap

articles/search/includes/quickstarts/agentic-retrieval-rest.md

@@ -69,7 +69,7 @@ To configure the recommended role-based access:
 
 1. On your Azure AI Search service, [assign the following roles](../../search-security-rbac.md#how-to-assign-roles-in-the-azure-portal) to yourself.
 
-    + **Owner/Contributor** or **Search Service Contributor**
+    + **Search Service Contributor**
 
     + **Search Index Data Contributor**