Issue #3276175: Add easier instructions to deploy Cloud Orchestrator on a K8s cluster

deployments/kubernetes/amd64/cloud_orchestrator.yml

@@ -110,7 +110,7 @@ spec:
     spec:
       containers:
         - name: cloud-orchestrator
-          image: docomoinnovations/cloud_orchestrator:latest
+          image: docomoinnovations/cloud_orchestrator:5.x-dev
           imagePullPolicy: Always
           command: ["bash", "-c"]
           args: