allow grafana access

Author: soerenschneider

apps/monitoring/prometheus/networkpolicy.yaml

@@ -20,3 +20,9 @@ spec:
           podSelector:
             matchLabels:
               app.kubernetes.io/name: vmalert
+        - namespaceSelector:
+            matchLabels:
+              kubernetes.io/metadata.name: grafana
+          podSelector:
+            matchLabels:
+              app.kubernetes.io/name: grafana