message: Fixed HoveredSeries parameter
diff: @@ -520,8 +520,8 @@ export class ChartWidget implements IDestroyable {
  const hoveredSource = this.model().hoveredSource();
  - const hoveredSeries = hoveredSource !== null && hoveredSource instanceof Series
  - ? hoveredSource
  + const hoveredSeries = hoveredSource !== null && hoveredSource.source instanceof Series
  + ? hoveredSource.source
  : undefined;
  const hoveredObject = hoveredSource !== null && hoveredSource.object !== undefined
  