test: Fix NotFound error on upgrade (#6176)

.github/actions/e2e/setup-cluster/action.yaml

@@ -223,7 +223,7 @@ runs:
       # We delete DaemonSets that we don't care about because it causes inconsistencies in scheduling due to
       # dcgm-exporter and neuron-monitor selecting on specific instance types
       # See https://github.com/kubernetes-sigs/karpenter/issues/715 for more detail
-      kubectl delete daemonsets -n amazon-cloudwatch dcgm-exporter neuron-monitor
+      kubectl delete daemonsets -n amazon-cloudwatch dcgm-exporter neuron-monitor --ignore-not-found
 
       # We patch the priorityClass onto all DaemonSets to ensure that DaemonSets always schedule to nodes so we don't get scheduling inconsistencies
       # See https://karpenter.sh/docs/faq/#when-deploying-an-additional-daemonset-to-my-cluster-why-does-karpenter-not-scale-up-my-nodes-to-support-the-extra-daemonset for more detail