Show another decimal place on the LottieViewer tooltip. (#421)

Previously, you'd press the arrow keys 10 times before the tooltip value would change. That was confusing! Now the tooltip will always change in response to the arrow keys.

Author: Simeon

LottieViewer/Scrubber.xaml.cs

@@ -347,7 +347,7 @@ object IValueConverter.Convert(object value, Type targetType, object parameter,
                 }
 
                 var duration = lottieVisualDiagnostics.Duration;
-                return $"    {_owner.Value:0.00}\r\n{_owner.Value * duration.TotalSeconds:0.00} secs";
+                return $"    {_owner.Value:0.000}\r\n{_owner.Value * duration.TotalSeconds:0.00} secs";
             }
 
             object IValueConverter.ConvertBack(object value, Type targetType, object parameter, string language)