add randomness to kubernaut CronJob

kubernaut/base/cronjob.yaml

@@ -1,7 +1,7 @@
 apiVersion: batch/v1
 kind: CronJob
 metadata:
-  name: kubernaut
+  name: kubernaut-cronjob
 spec:
   schedule: "* * * * *"
   jobTemplate:
@@ -15,5 +15,5 @@ spec:
             command:
             - /bin/sh
             - -c
-            - echo "=^.^= <(meow)"
+            - X=$(( RANDOM % 2)); [[ $X -eq 0 ]] && SAY="meow" || SAY="purr"; echo "=^.^= <(${SAY})"; exit $X;
           restartPolicy: OnFailure