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

pkg/ingress/kube/gateway/istio/testdata/east-west-ambient.yaml

@@ -0,0 +1,31 @@
+apiVersion: gateway.networking.k8s.io/v1beta1
+kind: Gateway
+metadata:
+  name: eastwestgateway
+  namespace: istio-system
+  labels:
+    topology.istio.io/network: "network-1"
+spec:
+  gatewayClassName: istio-east-west
+  listeners:
+  - name: mesh
+    port: 15008
+    protocol: HBONE
+    tls:
+      mode: Terminate # represents double-HBONE
+      options:
+        gateway.istio.io/tls-terminate-mode: ISTIO_MUTUAL
+---
+apiVersion: gateway.networking.k8s.io/v1beta1
+kind: Gateway
+metadata:
+  name: invalid
+  namespace: istio-system
+  labels:
+    topology.istio.io/network: "network-1"
+spec:
+  gatewayClassName: istio-east-west
+  listeners:
+  - name: mesh
+    port: 15008
+    protocol: HBONE # No TLS mode terminate