fix: missing https in cf2cnp url (grafana dashboard)

Author: Robin Hermann

helm/hubble-observer/Chart.yaml

@@ -2,7 +2,7 @@ apiVersion: v2
 name: hubble-observer
 description: A Helm chart for Hubble Observer - A small observability component that monitors network flows within Cilium.
 type: application
-version: 2.1.1
+version: 2.1.2
 appVersion: "1.16.4"
 keywords:
   - networking

helm/hubble-observer/templates/grafanadashboard.yaml

@@ -22,7 +22,7 @@ spec:
     - inputName: VAR_HUBBLEOBSERVERNAMESPACE
       datasourceName: {{ .Release.Namespace }}
     - inputName: VAR_HUBBLEOBSERVERCF2CNPURL
-      datasourceName: {{ (index .Values.cf2cnp.ingress.hosts 0).host }}
+      datasourceName: https://{{ (index .Values.cf2cnp.ingress.hosts 0).host }}
   json: |-
 {{ .Files.Get "dashboard/cilium-hubble-flows.json" | indent 4 }}
 {{- end }}