upgrade to istio 1.19 (#1211)

Co-authored-by: CH3CHO <ch3cho@qq.com>
Co-authored-by: rinfx <893383980@qq.com>

pkg/ingress/kube/gateway/istio/testdata/delegated.yaml.golden

@@ -0,0 +1,80 @@
+apiVersion: networking.istio.io/v1alpha3
+kind: Gateway
+metadata:
+  annotations:
+    internal.istio.io/gateway-service: higress-gateway.higress-system.svc.domain.suffix
+    internal.istio.io/parents: Gateway/gateway/apple.higress-system
+  creationTimestamp: null
+  name: gateway-istio-autogenerated-k8s-gateway-apple
+  namespace: higress-system
+spec:
+  servers:
+  - hosts:
+    - apple/apple.example
+    port:
+      name: default
+      number: 80
+      protocol: HTTP
+---
+apiVersion: networking.istio.io/v1alpha3
+kind: Gateway
+metadata:
+  annotations:
+    internal.istio.io/gateway-service: higress-gateway.higress-system.svc.domain.suffix
+    internal.istio.io/parents: Gateway/gateway/banana.higress-system
+  creationTimestamp: null
+  name: gateway-istio-autogenerated-k8s-gateway-banana
+  namespace: higress-system
+spec:
+  servers:
+  - hosts:
+    - banana/banana.example
+    port:
+      name: default
+      number: 80
+      protocol: HTTP
+---
+apiVersion: networking.istio.io/v1alpha3
+kind: VirtualService
+metadata:
+  annotations:
+    internal.istio.io/parents: HTTPRoute/http.apple
+    internal.istio.io/route-semantics: gateway
+  creationTimestamp: null
+  name: http-0-istio-autogenerated-k8s-gateway
+  namespace: apple
+spec:
+  gateways:
+  - higress-system/gateway-istio-autogenerated-k8s-gateway-apple
+  hosts:
+  - '*'
+  http:
+  - name: apple/http
+    route:
+    - destination:
+        host: httpbin-apple.apple.svc.domain.suffix
+        port:
+          number: 80
+---
+apiVersion: networking.istio.io/v1alpha3
+kind: VirtualService
+metadata:
+  annotations:
+    internal.istio.io/parents: HTTPRoute/http.banana
+    internal.istio.io/route-semantics: gateway
+  creationTimestamp: null
+  name: http-0-istio-autogenerated-k8s-gateway
+  namespace: banana
+spec:
+  gateways:
+  - higress-system/gateway-istio-autogenerated-k8s-gateway-banana
+  hosts:
+  - '*'
+  http:
+  - name: banana/http
+    route:
+    - destination:
+        host: httpbin-banana.banana.svc.domain.suffix
+        port:
+          number: 80
+---