message: only show Alertmanagers from tectonic-system
diff: @@ -110,6 +110,8 @@ const AlertManagersNameList = (props) => {
  export const AlertManagersListContainer = props => <Firehose resources={[{
  kind: referenceForModel(AlertmanagerModel),
  isList: true,
  + namespaced: true,
  + namespace: 'tectonic-system',
  prop: 'alertmanagers',
  }]}>
  <AlertManagersNameList {...props} />
  