fix: use latest version of aks preview (#4269) (#4275)

* fix: use latest version of aks preview

* fix: copilot suggested fix




---------

Signed-off-by: Santhosh  Prabhu  <6684582+santhoshmprabhu@users.noreply.github.com>
Co-authored-by: Santhosh  Prabhu <6684582+santhoshmprabhu@users.noreply.github.com>
Co-authored-by: Copilot Autofix powered by AI <175728472+Copilot@users.noreply.github.com>

Author: 3 people

.pipelines/templates/create-cluster.jobs.yaml

@@ -30,13 +30,6 @@ jobs:
             set -e
             echo "Check az version"
             az version
-            # if ${{ lower(contains(parameters.clusterType, 'dualstack')) }}
-            # then
-            #   echo "Install az cli extension preview"
-            #   az extension add --name aks-preview
-            #   az extension update --name aks-preview
-            # fi
-
 
             if ! [ -z ${K8S_VERSION} ]; then
               echo "Default k8s version, $(make -C ./hack/aks vars | grep K8S | cut -d'=' -f 2), is manually set to ${K8S_VERSION}"
@@ -46,8 +39,7 @@ jobs:
             mkdir -p ~/.kube/
             # make -C ./hack/aks azcfg AZCLI=az REGION=${{ parameters.region }}
 
-            #Temp fix for azcli aks preview bug
-            az extension add --name aks-preview --version 14.0.0b3
+            az extension add --name aks-preview --upgrade
 
             make -C ./hack/aks ${{ parameters.clusterType }} \
             AZCLI=az REGION=${{ parameters.region }} SUB=$(SUB_AZURE_NETWORK_AGENT_BUILD_VALIDATIONS) \