DOC-1772: Fix invalid ACL command example in RBAC documentation (#1420)

Author: Feediver1

modules/manage/partials/rbac-dp.adoc

@@ -35,12 +35,12 @@ rpk security role create DataAnalysts
 
 # 2. Grant read access to analytics topics
 rpk security acl create --operation read,describe \
-  --topic 'analytics-*' --resource-pattern-type prefixed \
+  --topic 'analytics-' --resource-pattern-type prefixed \
   --allow-role DataAnalysts
 
 # 3. Grant write access to reporting topics  
 rpk security acl create --operation write,describe \
-  --topic 'reports-*' --resource-pattern-type prefixed \
+  --topic 'reports-' --resource-pattern-type prefixed \
   --allow-role DataAnalysts
 
 # 4. Assign users to the role
@@ -534,4 +534,4 @@ ifdef::env-cloud[]
 * xref:security:authorization/rbac/acl.adoc[Access Control Lists] - Understanding the underlying ACL system  
 endif::[]
 
-// end::single-source[]
+// end::single-source[]