Correct status for scaled down deployments.

This change ensures that when persistent agent, scheduled workflow, and
api server deployments are scaled down, the owning DSPA displays their
status "Available" as "false".

Signed-off-by: Humair Khan <humair88@hotmail.com>

controllers/dspipeline_controller.go

@@ -127,6 +127,9 @@ func (r *DSPAReconciler) isDeploymentAvailable(ctx context.Context, dspa *dspav1
 
 	err := r.Get(ctx, types.NamespacedName{Name: component, Namespace: dspa.Namespace}, found)
 	if err == nil {
+		if found.Spec.Replicas != nil && *found.Spec.Replicas == 0 {
+			return false
+		}
 		for _, s := range found.Status.Conditions {
 			if s.Type == "Available" && s.Status == corev1.ConditionTrue {
 				return true