Update web-session-replication.adoc

Update the Filter Based Web Session Replication title to add Hazelcast Web Manager (WM).

docs/modules/plugins/pages/web-session-replication.adoc

@@ -2,7 +2,7 @@
 
 You can use Hazelcast to replicate your web session in a number of environments.
 
-== Filter Based Web Session Replication
+== Filter Based Web Session Replication (Hazelcast Web Manager (WM))
 
 This plugin (a.k.a. Generic Web Session Replication) provides
 HTTP session replication capabilities across a Hazelcast cluster in order to
@@ -32,4 +32,4 @@ It is a container specific module that enables session replication for
 JEE Web Applications without requiring changes to the application.
 
 See the https://www.eclipse.org/jetty/documentation/current/configuring-sessions-hazelcast.html[Jetty: Persistent Sessions with Hazelcast^]
-for more details.
+for more details.