doc: fix readOnly setting doc

deploy/example/deployment.yaml

@@ -38,6 +38,7 @@ spec:
           volumeMounts:
             - name: nfs
               mountPath: "/mnt/nfs"
+              readOnly: false
       volumes:
         - name: nfs
           persistentVolumeClaim:

deploy/example/nfs-provisioner/nginx-pod.yaml

@@ -15,7 +15,6 @@ spec:
     - nfsvers=4.1
   csi:
     driver: nfs.csi.k8s.io
-    readOnly: false
     # volumeHandle format: {nfs-server-address}#{sub-dir-name}#{share-name}
     # make sure this value is unique for every share in the cluster
     volumeHandle: nfs-server.default.svc.cluster.local/share##
@@ -50,6 +49,7 @@ spec:
       volumeMounts:
         - mountPath: /var/www
           name: pvc-nginx
+          readOnly: false
   volumes:
     - name: pvc-nginx
       persistentVolumeClaim:

deploy/example/nginx-pod-inline-volume.yaml

@@ -16,6 +16,7 @@ spec:
       volumeMounts:
         - name: persistent-storage
           mountPath: "/mnt/nfs"
+          readOnly: false
   volumes:
     - name: persistent-storage
       csi:

deploy/example/pv-nfs-csi.yaml

@@ -16,7 +16,6 @@ spec:
     - nfsvers=4.1
   csi:
     driver: nfs.csi.k8s.io
-    readOnly: false
     # volumeHandle format: {nfs-server-address}#{sub-dir-name}#{share-name}
     # make sure this value is unique for every share in the cluster
     volumeHandle: nfs-server.default.svc.cluster.local/share##

deploy/example/statefulset.yaml

@@ -25,6 +25,7 @@ spec:
           volumeMounts:
             - name: persistent-storage
               mountPath: /mnt/nfs
+              readOnly: false
   updateStrategy:
     type: RollingUpdate
   selector: