Update version in examples for next release

Author: kmccarron-rh

modules/psap-installing-node-feature-discovery-operator.adoc

@@ -73,7 +73,7 @@ $ oc get packagemanifest nfd -n openshift-marketplace -o jsonpath='{.status.defa
 .Example output
 [source,terminal]
 ----
-4.9
+4.10
 ----
 
 .. Create the following `Subscription` CR and save the YAML in the `nfd-sub.yaml` file:
@@ -87,7 +87,7 @@ metadata:
   name: nfd
   namespace: openshift-nfd
 spec:
-  channel: "4.9"
+  channel: "4.10"
   installPlanApproval: Automatic
   name: nfd
   source: redhat-operators