Apply suggestions from code review

Author: bene2k1

changelog/september2025/2025-09-30-kubernetes-added-new-kubernetes-release-and-new-cni-ava.mdx

@@ -29,7 +29,7 @@ product: kubernetes
 - `ImageVolume`
 
 <Message type="important">
-Make sure to upgrade all the nodes to the new os image before upgrading to 1.34 ([how to upgrade to new node image](https://www.scaleway.com/en/docs/kubernetes/how-to/upgrade-kapsule-new-node-image-system/))
+Make sure to upgrade all the nodes to the new OS image before upgrading to 1.34 ([how to upgrade to new node image](https://www.scaleway.com/en/docs/kubernetes/how-to/upgrade-kapsule-new-node-image-system/))
 </Message>
 
 ### New `cilium_native` cni