message: fixes custom query selection should not show any query
diff: @@ -53,11 +53,9 @@ const MetricsQueryInput: React.FC<MetricsQueryInputProps> = ({ query }) => {
  React.useEffect(() => {
  const runQueries = () => dispatch(queryBrowserRunQueries());
  const patchQuery = (v: QueryObj) => dispatch(queryBrowserPatchQuery(0, v));
  - if (metric) {
  - const queryMetrics = getTopMetricsQueries(namespace)[metric];
  + const queryMetrics = metric && getTopMetricsQueries(namespace)[metric];
  patchQuery({ text: queryMetrics || '' });
  runQueries();
  - }
  }, [dispatch, metric, namespace, changeKey]);
  React.useEffect(() => {
  