Fix typo in dashboard name

Related-PROD: PROD-21140

Change-Id: Ic98adea38801534be0993d2e9eea0dc813521bc4
diff --git a/ntp/files/grafana_dashboards/ntp_prometheus.json b/ntp/files/grafana_dashboards/ntp_prometheus.json
index d8ac20d..82f594b 100644
--- a/ntp/files/grafana_dashboards/ntp_prometheus.json
+++ b/ntp/files/grafana_dashboards/ntp_prometheus.json
@@ -504,7 +504,7 @@
     ]
   },
   "timezone": "browser",
-  "title": "NTP_v5",
+  "title": "NTP",
   "uid": null,
   "version": 3
 }