Gui: [skip ci] disable workaround to avoid handling an event twice because it leads to a regression on macOS

src/Gui/Quarter/QuarterWidget.cpp

@@ -1002,10 +1002,17 @@ bool QuarterWidget::viewportEvent(QEvent* event)
             bool ok = QGraphicsView::viewportEvent(event);
             // Avoid that wheel events are handled twice
             // https://forum.freecadweb.org/viewtopic.php?f=3&t=44822
+            // However, this workaround seems to cause a regression on macOS
+            // so it's disabled for this platform.
+            // https://forum.freecadweb.org/viewtopic.php?f=4&t=44855
+#if defined(Q_OS_MAC)
+            Q_UNUSED(ok)
+#else
             if (event->type() == QEvent::Wheel) {
                 event->setAccepted(ok);
                 return ok;
             }
+#endif
             return false;
         }
     }