fixed snapping regression introduced by earlier commit

app/widget/timebased/timebasedview.cpp

@@ -217,6 +217,8 @@ bool TimeBasedView::PlayheadMove(QMouseEvent *event)
     rational movement;
 
     snap_service_->SnapPoint({mouse_time}, &movement, SnapService::kSnapAll & ~SnapService::kSnapToPlayhead);
+
+    mouse_time += movement;
   }
 
   SetTime(mouse_time);

app/widget/timeruler/seekablewidget.cpp

@@ -151,6 +151,8 @@ void SeekableWidget::SeekToScreenPoint(int screen)
     snap_service_->SnapPoint({playhead_time},
                              &movement,
                              SnapService::kSnapAll & ~SnapService::kSnapToPlayhead);
+
+    playhead_time += movement;
   }
 
   if (playhead_time != GetTime()) {