Merge pull request #37769 from sengi/patch-1

Fix tiny typo in NFS Volume example.

Author: k8s-ci-robot

content/en/docs/concepts/storage/volumes.md

@@ -788,7 +788,7 @@ spec:
     nfs:
       server: my-nfs-server.example.com
       path: /my-nfs-volume
-      readonly: true
+      readOnly: true
 ```
 
 {{< note >}}