message: fix: line chart tooltip should use full datetime format
diff: @@ -554,7 +554,7 @@ function nvd3Vis(element, props) {
  chart.useInteractiveGuideline(true);
  if (vizType === 'line') {
  chart.interactiveLayer.tooltip.contentGenerator(d =>
  - generateRichLineTooltipContent(d, xAxisFormatter, yAxisFormatter),
  + generateRichLineTooltipContent(d, smartDateVerboseFormatter, yAxisFormatter),
  );
  }
  }
  