Fix dashboards metadata

Closes-Bug: PROD-23514

Change-Id: I17395c2a9a46d6526b707e2466482018170429fc
diff --git a/metadata/service/client/dashboards/stacklight/prometheus.yml b/metadata/service/client/dashboards/stacklight/prometheus.yml
index 027d56c..50c70ae 100644
--- a/metadata/service/client/dashboards/stacklight/prometheus.yml
+++ b/metadata/service/client/dashboards/stacklight/prometheus.yml
@@ -2,7 +2,7 @@
   grafana:
     client:
       dashboard:
-        prometheus_performances_prometheus:
+        prometheus-performances_prometheus:
           datasource: prometheus
           format: json
           template: grafana/files/dashboards/prometheus/prometheus_performances_prometheus.json