ci: skip no-unexpected-packet-drops for cilium dualstack e2e (#2749)

skip no-unexpected-packet-drops for cilium dualstack pr

Author: camrynl

.pipelines/singletenancy/cilium-dualstack-overlay/cilium-dualstackoverlay-e2e-step-template.yaml

@@ -70,7 +70,7 @@ steps:
   - script: |
       echo "Run Cilium Connectivity Tests"
       cilium status
-      cilium connectivity test --connect-timeout 4s --request-timeout 30s --test '!pod-to-pod-encryption,!node-to-node-encryption'
+      cilium connectivity test --connect-timeout 4s --request-timeout 30s --test '!pod-to-pod-encryption,!node-to-node-encryption,!no-unexpected-packet-drops'
     retryCountOnTaskFailure: 3
     name: "ciliumConnectivityTests"
     displayName: "Run Cilium Connectivity Tests"