Fix haproxy restart while genconfig

At this moment haproxy  config.yml notifies
handlers that are not skipped when running
genconfig

Change-Id: I2eab18e3ba709075f21f8dce323fcb2acef43de5
Closes-Bug: #1664674

ansible/roles/haproxy/handlers/main.yml

@@ -51,6 +51,7 @@
   register: status
   changed_when: status.stdout.find('changed') != -1
   when:
+    - action != "config"
     - haproxy_config_jsons.changed | bool
       or haproxy_cfg.changed | bool
       or haproxy_pem.changed | bool