message: add some space in action detail page
diff: @@ -253,7 +253,7 @@ const ActionDetailPage: React.FC<RouteComponentProps<{ hash: string }>> = (
  }
  return (
  - <ContentPadding>
  + <ContentPadding style={{ marginBottom: 8 }}>
  <CardDetails
  title={t("action_details.hash", { actionHash: hash })}
  titleToCopy={hash}
  