Use @type instead of type

This is a follow up on the change with the following ID:

I337f42e174393f68b43e876ef075a74c887a5314

TrivialFix

Change-Id: Ibb67811d7b086ef9ef4c695ae589171af0c4d657
(cherry picked from commit fe66477)

Author: JohnGarbutt

ansible/roles/common/templates/conf/output/00-local.conf.j2

@@ -11,7 +11,7 @@
   </store>
 {% if log_direct_to_elasticsearch %}
   <store>
-       type elasticsearch
+       @type elasticsearch
        host {{ elasticsearch_address }}
        port {{ elasticsearch_port }}
        scheme {{ fluentd_elasticsearch_scheme }}
@@ -73,7 +73,7 @@
   </store>
 {% if log_direct_to_elasticsearch %}
   <store>
-       type elasticsearch
+       @type elasticsearch
        host {{ elasticsearch_address }}
        port {{ elasticsearch_port }}
        scheme {{ fluentd_elasticsearch_scheme }}