docs: observability pre req not required in admin console page (#6662)

Signed-off-by: Arko Dasgupta <arko@tetrate.io>

Author: arkodg

site/content/en/latest/troubleshooting/admin-console.md

@@ -6,7 +6,7 @@ Envoy Gateway provides a built-in web-based admin console that offers a comprehe
 
 ## Prerequisites
 
-{{< boilerplate o11y_prerequisites >}}
+{{< boilerplate prerequisites >}}
 
 ## Overview