Add convert back implementation for InverseBoolConverter

Author: Jack251970

Plugins/Flow.Launcher.Plugin.Url/Converters/InverseBoolConverter.cs

@@ -9,14 +9,17 @@ public class InverseBoolConverter : IValueConverter
 {
     public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
     {
-        if (targetType != typeof(bool))
-            throw new InvalidOperationException("The target must be a boolean");
+        if (value is not bool)
+            throw new ArgumentException("value should be boolean", nameof(value));
 
         return !(bool)value;
     }
 
     public object ConvertBack(object value, Type targetType, object parameter, CultureInfo culture)
     {
-        throw new NotSupportedException();
+        if (value is not bool)
+            throw new ArgumentException("value should be boolean", nameof(value));
+
+        return !(bool)value;
     }
 }