Update mellanox-network-operator addon to 25.4.0

Author: mkjpryor

charts/cluster-addons/values.yaml

@@ -405,7 +405,7 @@ mellanoxNetworkOperator:
   chart:
     repo: https://helm.ngc.nvidia.com/nvidia
     name: network-operator
-    version: 25.1.0
+    version: 25.4.0
   release:
     namespace: network-operator
     values: {}

skopeo-manifests/mellanox-network-operator.yaml

@@ -5,4 +5,4 @@ ghcr.io:
 nvcr.io:
   images:
     nvidia/cloud-native/network-operator:
-    - v25.1.0
+    - v25.4.0