extraConfigmapMounts:
  - name: '{{ include "grafana.fullname" . }}'
    configMap: '{{ include "grafana.fullname" . }}'
    mountPath: /var/lib/grafana/dashboards/test-dashboard.json
    # This is not a realistic test, but for this we only care about extraConfigmapMounts not being empty and pointing to an existing ConfigMap
    subPath: grafana.ini
    readOnly: true