update before you begin section

Author: salonichf5

content/ngf/traffic-management/session-persistence.md

@@ -31,7 +31,7 @@ The NGINX directives discussed in this guide are:
 
 ## Before you begin
 
-[Install]({{< ref "/ngf/install/nginx-plus.md" >}}) NGINX Gateway Fabric with **NGINX Plus** and experimental features enabled if you want to use cookie-based `sessionPersistence`. If you plan to use the `ip_hash` load-balancing method for session affinity instead, installing NGINX Gateway Fabric with **NGINX OSS** and experimental features enabled is sufficient.
+[Install]({{< ref "/ngf/install/nginx-plus.md" >}}) NGINX Gateway Fabric with **NGINX Plus** and experimental features enabled if you want to use cookie-based `sessionPersistence`. If you plan to use the `ip_hash` load-balancing method for session affinity instead, installing NGINX Gateway Fabric with **NGINX OSS** is sufficient.
 
 {{< include "/ngf/installation/install-gateway-api-experimental-features.md" >}}