Feat: upgrade istio from 1.19.5 to 1.27.1 (#3066)

pkg/ingress/kube/gateway/istio/testdata/mcs.yaml

@@ -1,13 +1,13 @@
-apiVersion: gateway.networking.k8s.io/v1alpha2
+apiVersion: gateway.networking.k8s.io/v1beta1
 kind: Gateway
 metadata:
   name: gateway
-  namespace: higress-system
+  namespace: istio-system
 spec:
   addresses:
-  - value: higress-gateway
+  - value: istio-ingressgateway
     type: Hostname
-  gatewayClassName: higress
+  gatewayClassName: istio
   listeners:
   - name: default
     port: 34000
@@ -17,11 +17,11 @@ apiVersion: gateway.networking.k8s.io/v1alpha2
 kind: TCPRoute
 metadata:
   name: tcp
-  namespace: higress-system
+  namespace: istio-system
 spec:
   parentRefs:
   - name: gateway
-    namespace: higress-system
+    namespace: istio-system
   rules:
   - backendRefs:
     - group: multicluster.x-k8s.io