Enable DBs separately

Signed-off-by: Michel Hollands <michel.hollands@grafana.com>

charts/meta-monitoring/templates/grafana/grafana.yaml

@@ -1,4 +1,4 @@
-{{ if .Values.local.enabled }}
+{{- if or (or .Values.local.logs.enabled .Values.local.metrics.enabled) .Values.local.traces.enabled }}
 ---
 apiVersion: v1
 kind: PersistentVolumeClaim
@@ -63,30 +63,34 @@ spec:
           volumeMounts:
             - mountPath: /var/lib/grafana
               name: grafana-pv
+            - mountPath: /etc/grafana/provisioning/datasources
+              name: loki-datasources-provisioning
+            {{- if .Values.local.logs.enabled }}
+            - mountPath: /etc/grafana/provisioning/dashboards
+              name: loki-dashboards-provisioning
             - mountPath: /var/lib/grafana/dashboards/loki-1
               name: loki-dashboards-1
             - mountPath: /var/lib/grafana/dashboards/loki-2
               name: loki-dashboards-2
-            - mountPath: /etc/grafana/provisioning/dashboards
-              name: loki-dashboards-provisioning
-            - mountPath: /etc/grafana/provisioning/datasources
-              name: loki-datasources-provisioning
+            {{- end }}
       volumes:
         - name: grafana-pv
           persistentVolumeClaim:
             claimName: grafana-pvc
-        - name: loki-dashboards-provisioning
-          configMap:
-            name: loki-dashboards-provisioning
         - name: loki-datasources-provisioning
           configMap:
             name: loki-datasources-provisioning
+        {{- if .Values.local.logs.enabled }}
+        - name: loki-dashboards-provisioning
+          configMap:
+            name: loki-dashboards-provisioning
         - name: loki-dashboards-1
           configMap:
             name: loki-dashboards-1
         - name: loki-dashboards-2
           configMap:
             name: loki-dashboards-2
+        {{- end }}
 
 ---
 apiVersion: v1