Fix spacing.

Author: pcblues

src/System.Windows.Forms/src/System/Windows/Forms/Controls/ListView/ListView.cs

@@ -6941,9 +6941,8 @@ protected override void WndProc(ref Message m)
                     m.ResultInternal = lrBrush;
                 }
 #pragma warning restore WFO5001 
-
-
                 break;
+
             case MessageId.WM_REFLECT_NOTIFY:
                 WmReflectNotify(ref m);
                 break;

src/System.Windows.Forms/src/System/Windows/Forms/Controls/TreeView/TreeView.cs

@@ -3302,9 +3302,8 @@ protected override unsafe void WndProc(ref Message m)
                     m.ResultInternal = lrBrush;
                 }
 #pragma warning restore WFO5001 
-
-
                 break;
+
             case PInvokeCore.WM_WINDOWPOSCHANGING:
             case PInvokeCore.WM_NCCALCSIZE:
             case PInvokeCore.WM_WINDOWPOSCHANGED: