OADP-4452 updated kubernetes images to kubernetes resources

Author: shdeshpa07

backup_and_restore/application_backup_and_restore/backing_up_and_restoring/oadp-creating-backup-cr.adoc

@@ -11,7 +11,7 @@ include::_attributes/attributes-openshift-dedicated.adoc[]
 
 toc::[]
 
-You back up Kubernetes images, internal images, and persistent volumes (PVs) by creating a `Backup` custom resource (CR).
+You back up Kubernetes resources, internal images, and persistent volumes (PVs) by creating a `Backup` custom resource (CR).
 
 .Prerequisites
 

modules/oadp-creating-backup-cr.adoc

@@ -6,7 +6,7 @@
 [id="oadp-creating-backup-cr_{context}"]
 = Creating a Backup CR
 
-You back up Kubernetes images, internal images, and persistent volumes (PVs) by creating a `Backup` custom resource (CR).
+To back up Kubernetes resources, internal images, and persistent volumes (PVs), create a Backup custom resource (CR).
 
 .Prerequisites