Removed unused files and not needed subdirs

argo-workflows/eventbus-default.yaml

@@ -0,0 +1,13 @@
+apiVersion: argoproj.io/v1alpha1
+kind: EventBus
+metadata:
+  name: default
+  namespace: argo-events
+spec:
+  nats:
+    native:
+      # Optional, defaults to 3.
+      # If it is < 3, set it to 3, that is the minimal requirement.
+      replicas: 3
+      # Optional, authen strategy, "none" or "token", defaults to "none"
+      auth: token