Update windows-sys dependency, and winit dev dependency

Using the latest `winit` version in examples fixes resizing behavior on
Wayland, so the workaround for that in the `winit` example is also
removed here.

examples/winit.rs

@@ -54,12 +54,6 @@ fn main() {
             } if window_id == window.id() => {
                 *control_flow = ControlFlow::Exit;
             }
-            Event::WindowEvent {
-                event: WindowEvent::Resized(_),
-                window_id,
-            } if window_id == window.id() => {
-                window.request_redraw();
-            }
             _ => {}
         }
     });