Remove empty lines

Author: pc223

Flow.Launcher/Helper/SingletonWindowOpener.cs

@@ -12,7 +12,6 @@ public static T Open<T>(params object[] args) where T : Window
                          ?? (T)Activator.CreateInstance(typeof(T), args);
             Application.Current.MainWindow.Hide();
 
-            
             // Fix UI bug
             // Add `window.WindowState = WindowState.Normal`
             // If only use `window.Show()`, Settings-window doesn't show when minimized in taskbar 
@@ -22,7 +21,6 @@ public static T Open<T>(params object[] args) where T : Window
             window.WindowState = WindowState.Normal; 
             window.Show();
 
-            
             window.Focus();
 
             return (T)window;