Grace Do

@tarokkk @ahma The thanos chart hasn't been updated in awhile, would you mind reviewing this simple update to bump the appversion of thanos?

You should be able to override the selector labels using [`kube-state-metrics.prometheus.monitor.selectorOverride`](https://github.com/prometheus-community/helm-charts/blob/kube-state-metrics-4.15.0/charts/kube-state-metrics/values.yaml#L83) The kube-state-metrics service monitor sets the selector to those values if given: https://github.com/prometheus-community/helm-charts/blob/kube-state-metrics-4.15.0/charts/kube-state-metrics/templates/servicemonitor.yaml#L16-L20 A bit stumped as to why...