feat(k8s-gateway): deploy k8s-gateway in HA mode (#3163)

* feat(k8s-gateway): deploy k8s-gateway in HA mode

* Update Chart.yaml

* Update values.yaml

* Update charts/stable/k8s-gateway/values.yaml

* Update charts/stable/k8s-gateway/values.yaml

charts/stable/k8s-gateway/Chart.yaml

@@ -20,7 +20,7 @@ name: k8s-gateway
 sources:
 - https://github.com/ori-edge/k8s_gateway
 type: application
-version: 6.0.16
+version: 6.1.0
 annotations:
   truecharts.org/catagories: |
     - networking

charts/stable/k8s-gateway/values.yaml

@@ -3,6 +3,16 @@ image:
   pullPolicy: IfNotPresent
   tag: v0.3.0@sha256:035b4488071258db2f2e543c21c93f1c6ca5fbf13ae132aac9579afa5843a4b9
 
+controller:
+  # -- Set additional annotations on the deployment/statefulset/daemonset
+  # -- Number of desired pods
+  replicas: 2
+  # -- Set the controller upgrade strategy
+  # For Deployments, valid values are Recreate (default) and RollingUpdate.
+  # For StatefulSets, valid values are OnDelete and RollingUpdate (default).
+  # DaemonSets ignore this.
+  strategy: RollingUpdate
+
 securityContext:
   runAsNonRoot: false