Update delete message

Author: taooceros

Flow.Launcher/Languages/en.xaml

@@ -122,6 +122,7 @@
     <system:String x:Key="add">Add</system:String>
     <system:String x:Key="pleaseSelectAnItem">Please select an item</system:String>
     <system:String x:Key="deleteCustomHotkeyWarning">Are you sure you want to delete {0} plugin hotkey?</system:String>
+    <system:String x:Key="deleteCustomShortcutWarning">Are you sure you want to delete shortcut: {0} with expansion {1}?</system:String>
     <system:String x:Key="queryWindowShadowEffect">Query window shadow effect</system:String>
     <system:String x:Key="shadowEffectCPUUsage">Shadow effect has a substantial usage of GPU. Not recommended if your computer performance is limited.</system:String>
     <system:String x:Key="windowWidthSize">Window Width Size</system:String>

Flow.Launcher/SettingWindow.xaml.cs

@@ -380,8 +380,8 @@ private void OnDeleteCustomShortCutClick(object sender, RoutedEventArgs e)
             }
 
             string deleteWarning =
-                string.Format(InternationalizationManager.Instance.GetTranslation("deleteCustomHotkeyWarning"),
-                    item.Value.Key);
+                string.Format(InternationalizationManager.Instance.GetTranslation("deleteCustomShortcutWarning"),
+                    item?.Key, item?.Value);
             if (
                 MessageBox.Show(deleteWarning, InternationalizationManager.Instance.GetTranslation("delete"),
                     MessageBoxButton.YesNo) == MessageBoxResult.Yes)