Fix ShellPath directory for shell path selection

Updated OpenShellPath to use Settings.ShellPath directory when prompting for a file path, ensuring the dialog opens in the relevant location instead of the editor path directory.

Author: Jack251970

Plugins/Flow.Launcher.Plugin.Explorer/ViewModels/SettingsViewModel.cs

@@ -532,7 +532,7 @@ private void OpenFolderEditorPath()
         [RelayCommand]
         private void OpenShellPath()
         {
-            var path = PromptUserSelectPath(ResultType.File, Settings.EditorPath != null ? Path.GetDirectoryName(Settings.EditorPath) : null);
+            var path = PromptUserSelectPath(ResultType.File, Settings.ShellPath != null ? Path.GetDirectoryName(Settings.ShellPath) : null);
             if (path is null)
                 return;