Update ignoreAccents tooltip and add UpdateApp method

Removed restart note from ignoreAccents tooltip. Added a new constructor and UpdateApp method to SettingsPaneGeneralViewModel for triggering asynchronous app updates.

Author: Jack251970

Flow.Launcher/Languages/en.xaml

@@ -126,7 +126,7 @@
     <system:String x:Key="hideNotifyIcon">Hide tray icon</system:String>
     <system:String x:Key="hideNotifyIconToolTip">When the icon is hidden from the tray, the Settings menu can be opened by right-clicking on the search window.</system:String>
     <system:String x:Key="ignoreAccents">Ignore accents when searching results</system:String>
-    <system:String x:Key="ignoreAccentsToolTip">When this option is changed, a restart is required. When enabled, you will be able to find results that contain accented characters more easily.</system:String>
+    <system:String x:Key="ignoreAccentsToolTip">When enabled, you will be able to find results that contain accented characters more easily.</system:String>
     <system:String x:Key="querySearchPrecision">Query Search Precision</system:String>
     <system:String x:Key="querySearchPrecisionToolTip">Changes minimum match score required for results.</system:String>
     <system:String x:Key="SearchPrecisionNone">None</system:String>

Flow.Launcher/SettingPages/ViewModels/SettingsPaneGeneralViewModel.cs

@@ -22,6 +22,7 @@ public partial class SettingsPaneGeneralViewModel : BaseModel
     private readonly Updater _updater;
     private readonly Portable _portable;
     private readonly Internationalization _translater;
+
     public SettingsPaneGeneralViewModel(Settings settings, Updater updater, Portable portable, Internationalization translater)
     {
         Settings = settings;
@@ -361,6 +362,7 @@ private static string GetFileFromDialog(string title, string filter = "")
             _ => string.Empty
         };
     }
+
     private void UpdateApp()
     {
         _ = _updater.UpdateAppAsync(false);