修复 net8 process启动问题

VPet.Solution/App.xaml.cs

@@ -24,7 +24,15 @@ public partial class App : Application
                     }
                     break;
                 case "launchsteam":
-                    Process.Start("steam://rungameid/1920960");
+                    var psi = new ProcessStartInfo
+                    {
+                        FileName = "cmd",
+                        WindowStyle = ProcessWindowStyle.Hidden,
+                        UseShellExecute = false,
+                        RedirectStandardOutput = true,
+                        Arguments = "/c start steam://rungameid/1920960"
+                    };
+                    Process.Start(psi);
                     break;
             }
             Application.Current.Shutdown();