Add dependency on HAProxy service

Change-Id: I0b89a327ea5c99f66603df31bd8705341f2523e7
Depends-On: Ib435149fb8fc8dce89b9a848a06344fea7b48bbb
diff --git a/nova/meta/heka.yml b/nova/meta/heka.yml
index 7452e9b..6121039 100644
--- a/nova/meta/heka.yml
+++ b/nova/meta/heka.yml
@@ -433,6 +433,7 @@
       {%- for nova_service in ('cert', 'consoleauth', 'conductor', 'scheduler') %}
       - nova_{{ nova_service }}
       {%- endfor %}
+      - haproxy_nova-control
       dimension:
         cluster_name: nova-control
         nagios_host: 00-top-clusters