fix formatting

Author: alikhavarii13

lib/src/chart/bar_chart/bar_chart_data.dart

@@ -723,9 +723,9 @@ class BarTouchTooltipData with EquatableMixin {
   /// [BarChart] shows a tooltip popup on top of rods automatically when touch happens,
   /// otherwise you can show it manually using [BarChartGroupData.showingTooltipIndicators].
   /// Tooltip shows on top of rods, with [getTooltipColor] as a background color.
-  /// You can set the corner radius using [tooltipRoundedRadius], 
+  /// You can set the corner radius using [tooltipRoundedRadius],
   /// or if you need a custom border, you can use [tooltipBorderRadius].
-  /// Note that if both [tooltipRoundedRadius] and [tooltipBorderRadius] are set, 
+  /// Note that if both [tooltipRoundedRadius] and [tooltipBorderRadius] are set,
   /// the value from [tooltipBorderRadius] will be used.
   /// If you want to have a padding inside the tooltip, fill [tooltipPadding],
   /// or If you want to have a bottom margin, set [tooltipMargin].