fix mouse wheel scroll up not work when controlling mac hidpi (#7848)

Signed-off-by: 21pages <pages21@163.com>

src/server/connection.rs

@@ -3615,6 +3615,11 @@ impl Retina {
 
     #[inline]
     fn on_mouse_event(&mut self, e: &mut MouseEvent, current: usize) {
+        let evt_type = e.mask & 0x7;
+        if evt_type == crate::input::MOUSE_TYPE_WHEEL {
+            // x and y are always 0, +1 or -1
+            return;
+        }
         let Some(d) = self.displays.get(current) else {
             return;
         };