Update dependency to k8s 1.22

Author: bswartz

example/hello-populator/go.mod

@@ -1,11 +1,11 @@
 module github.com/kubernetes-csi/lib-volume-populator/example/hello-populator
 
-go 1.15
+go 1.16
 
 require (
 	github.com/kubernetes-csi/lib-volume-populator v0.0.0
-	k8s.io/apimachinery v0.19.9
-	k8s.io/klog/v2 v2.8.0
+	k8s.io/apimachinery v0.22.0
+	k8s.io/klog/v2 v2.9.0
 )
 
 replace github.com/kubernetes-csi/lib-volume-populator => ../..