Fix parameter issue

Co-authored-by: Copilot <[email protected]>

Author: Jack251970

Flow.Launcher/PublicAPIInstance.cs

@@ -605,7 +605,7 @@ public bool StartProcess(string filePath, string workingDirectory = "", string a
                     FileName = filePath,
                     WorkingDirectory = workingDirectory,
                     Arguments = arguments,
-                    UseShellExecute = true,
+                    UseShellExecute = useShellExecute,
                     Verb = verb,
                 };
                 Process.Start(info)?.Dispose();