Trident operator notes changes

Author: Utkarshjh

helm/trident-operator/templates/NOTES.txt

@@ -5,9 +5,12 @@ storage provisioner for Kubernetes.
 Your release is named '{{ .Release.Name }}' and is installed into the '{{ .Release.Namespace }}' namespace.
 Please note that there must be only one instance of Trident (and trident-operator) in a Kubernetes cluster.
 
-To configure Trident to manage storage resources, you will need a copy of tridentctl, which is
-available in pre-packaged Trident releases.  You may find all Trident releases and source code
-online at {{ .Chart.Home }}.
+To configure Trident to manage storage resources, you will now need to configure at least one storage 
+backend and add a matching storageClass.  
+
+Examples of backend and storageClass definitions are available at official NetApp Trident documentation.
+
+Further, You may find all Trident releases and source code online at {{ .Chart.Home }}.
 
 To learn more about the release, try: