Improve k8s Deployment and Daemonset wait conditions

Ensure that Deployments and Daemonsets properly await
all replicas to be available. Correctly handles the
subtle edge case when a service account no longer exists.

Note that this will dramatically slow Daemonset updates

molecule/default/vars/main.yml

@@ -4,6 +4,7 @@ k8s_pod_metadata:
     app: "{{ k8s_pod_name }}"
 
 k8s_pod_spec:
+  serviceAccount: "{{ k8s_pod_service_account }}"
   containers:
     - image: "{{ k8s_pod_image }}"
       imagePullPolicy: Always
@@ -20,6 +21,8 @@ k8s_pod_spec:
           memory: "100Mi"
       ports: "{{ k8s_pod_ports }}"
 
+k8s_pod_service_account: default
+
 k8s_pod_command: []
 
 k8s_pod_ports: []