zabbix-frontend: fix formatting

zabbix-frontend/handlers/main.yml

@@ -7,7 +7,8 @@
   command: systemd-tmpfiles --create
 
 - name: reload systemd service files
-  command: systemctl daemon-reload
+  systemd:
+    daemon_reload: true
 
 - name: restart postgres
   service: name=postgresql state=restarted