Merge pull request #3 from narrowspark/update-istio

feat: update Istio to 1.9.3

Author: prisis

cluster/istio/operator/manifests.yaml

@@ -228,7 +228,7 @@ spec:
       serviceAccountName: istio-operator
       containers:
         - name: istio-operator
-          image: docker.io/istio/operator:1.9.2
+          image: docker.io/istio/operator:1.9.3
           command:
           - operator
           - server